{"title":"Collectible Gemstones","description":"\u003cp\u003eGemstones rated 28–34 on the Otzera 50 — genuine character and appeal, with more visible trade-offs. Each offers a credible reason for a place in a collection while remaining more accessible than the upper classifications.\u003c\/p\u003e\u003cp\u003eEvery score is judged relative to the stone’s own species. \u003ca href=\"\/pages\/otzera-50\"\u003eHow the Otzera 50 works\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"amethyst-otz-2026-01633","title":"9.42 ctw Custom-Cut Amethyst Pair","description":"\u003cp\u003eRich purple color and an unusual architectural cut give this 9.42 ctw matched pair of amethysts a distinctive character. The stones weigh 4.73 and 4.69 ct and are closely matched in size, making the pair well suited for a coordinated jewelry design or gemstone collection.\u003c\/p\u003e\n\n\u003cp\u003eTheir custom shape combines a high, cabochon-like dome with numerous square and step-style facets, creating a checkerboard effect that looks very different from a conventional amethyst cut. The result is playful, sculptural and highly individual.\u003c\/p\u003e\n\n\u003cp\u003eOne stone has a couple of moderate chips on the bottom. These are disclosed here and reflected in the Otzera evaluation rather than hidden from view.\u003c\/p\u003e\n\n\u003cp\u003eOtzera 50: 34\/50 — Collectible\u003cbr\u003e\nFace-Up Performance: 85%\u003cbr\u003e\nTotal weight: 9.42 ctw (4.73 ct + 4.69 ct)\u003cbr\u003e\nApprox. dimensions: 11.6–11.8 × 7.8 × 7.0–7.1 mm\u003cbr\u003e\nTreatment: None\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eAmethyst is rarely treated; the purple of this pair is natural.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51040489996535,"sku":"OTZ-2026-01633","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01633-a.jpg?v=1787066744"},{"product_id":"almandite-otz-2026-01634","title":"9.51 ctw Custom-Cut Almandite Garnet Pair","description":"\u003cp\u003eDeep wine-red color and a highly unusual custom shape give this 9.51 ctw matched pair of almandite garnets strong collector character. The stones weigh 4.86 and 4.65 ct and are closely matched in size, with a distinctive four-point silhouette that immediately sets them apart from standard garnet cuts.\u003c\/p\u003e\n\n\u003cp\u003eCheckerboard-style faceting across the crown is paired with a brilliant-cut pavilion, creating flashes of red as the stones move. Their naturally deep tone also produces some areas of extinction and limits overall brightness, which is reflected in the Otzera evaluation. Minor crystals and needles are present but do not define the face-up appearance.\u003c\/p\u003e\n\n\u003cp\u003eFor a collector or jewelry project, the appeal is the combination of substantial size, close matching and a one-of-a-kind custom cut that would translate especially well into a dramatic pair of earrings.\u003c\/p\u003e\n\n\u003cp\u003eOtzera 50: 31\/50 — Collectible\u003cbr\u003e\nFace-Up Performance: 63%\u003cbr\u003e\nTotal weight: 9.51 ctw (4.86 ct + 4.65 ct)\u003cbr\u003e\nApprox. dimensions: 9.8–10.0 × 9.7–9.8 × 5.2–5.6 mm\u003cbr\u003e\nTreatment: None\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eGarnet is one of the few gem families that is virtually never treated. Its color, brightness and clarity are exactly as nature made them.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51040490094839,"sku":"OTZ-2026-01634","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01634-d.jpg?v=1787066635"},{"product_id":"2-22-ct-natural-andradite-garnet","title":"2.22 ct Olive Andradite Garnet","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eAn unusual mix of olive-green color with subtle orange and golden flashes gives this 2.22 ct garnet its personality. As the stone is rocked and tilted in sunlight, the shifting secondary hues add warmth and movement beyond its dominant olive appearance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Andradite Garnet\u003cbr\u003e\u003cstrong\u003eSpecies \/ Variety:\u003c\/strong\u003e Andradite Garnet\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.22 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Oval Modified Brilliant\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 8.68 × 6.81 × 4.96 mm\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e None\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 32\/50 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 80%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eGarnet is one of the few gem families that is virtually never treated. Its color, brightness and clarity are exactly as nature made them.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51137216512247,"sku":"OTZ-2026-01641","price":928.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01641-andradite-garnet-3.png?v=1792917331"},{"product_id":"2-32-ct-natural-green-sapphire","title":"2.32 ct Green Round Brilliant Sapphire","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eThis 2.32 ct sapphire is defined by its unusually clean appearance and precise round brilliant cutting. Its body color is predominantly green, with a subtle blue influence visible from certain angles, giving the stone a distinctive and shifting face-up character.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Green Sapphire\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Corundum\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.32 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Round Brilliant\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 7.70–7.76 × 5.05 mm\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e Heated\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 33\/50 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 75%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51137217167607,"sku":"OTZ-2026-01640","price":890.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01640-green-sapphire-4.png?v=1789009101"},{"product_id":"red-spinel-otz-2026-01645","title":"0.79 ct Myanmar Red Spinel","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA compact natural red spinel from Myanmar (Burma) with strong color and lively face-up return. At 0.79 ct, its oval mixed cut balances brightness with a rich red appearance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Red Spinel\u003cbr\u003eSpecies: Natural Spinel\u003cbr\u003eWeight: 0.79 ct\u003cbr\u003eShape \/ Cut: Oval Mixed Cut\u003cbr\u003eMeasurements: 5.93 × 5.11 × 3.77 mm\u003cbr\u003eOrigin: Myanmar (Burma)\u003cbr\u003eTreatment: None\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: 34\/50 — Collectible\u003cbr\u003eFace-Up Performance: 80%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eSpinel is well suited to jewelry wear. Clean with warm water, mild soap and a soft brush; avoid harsh chemicals and sudden temperature changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51150481555703,"sku":"OTZ-2026-01645","price":1190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01645-red-spinel-1.jpg?v=1789159330"},{"product_id":"blue-green-otz-2026-01646","title":"2.98 ct Namibian Lagoon Tourmaline","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA nearly three-carat natural Lagoon tourmaline with a saturated blue-green appearance and an unusual buff-top cutting style. Its oval outline carries broad flashes of green and teal as the stone moves in the light, while the 2.98 ct size gives it strong visual presence.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Lagoon Tourmaline\u003cbr\u003eSpecies: Tourmaline\u003cbr\u003eWeight: 2.98 ct\u003cbr\u003eShape \/ Cut: Oval Buff Top Modified Brilliant Cut\u003cbr\u003eMeasurements: 10.00 × 8.47 × 5.87 mm\u003cbr\u003eOrigin: Namibia\u003cbr\u003eTreatment: None\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: 33\/50 — Collectible\u003cbr\u003eFace-Up Performance: 75%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eTourmaline comes in more colors than almost any other gem, and this stone’s color is natural.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eTourmaline is suitable for jewelry wear with sensible care. Clean with warm water, mild soap and a soft brush; avoid sudden temperature changes and aggressive cleaning methods.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51150481719543,"sku":"OTZ-2026-01646","price":2980.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01646-blue-green-tourmaline-1.jpg?v=1789159236"},{"product_id":"purple-spinel-otz-2026-01647","title":"1.28 ct Vietnamese Purple Spinel","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA clean natural purple spinel from Vietnam with a precise round brilliant cut and lively face-up appearance. At 1.28 ct, the stone combines excellent transparency with flashes of violet and pink, making clarity and cutting its strongest collector attributes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Purple Spinel\u003cbr\u003eSpecies: Natural Spinel\u003cbr\u003eWeight: 1.28 ct\u003cbr\u003eShape \/ Cut: Round Brilliant Cut\u003cbr\u003eMeasurements: 7.05–7.07 × 4.05 mm\u003cbr\u003eOrigin: Vietnam\u003cbr\u003eTreatment: None\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: 34\/50 — Collectible\u003cbr\u003eFace-Up Performance: 75%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eSpinel is rarely treated, and much of its appeal to collectors is that its color is natural.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eSpinel is well suited to jewelry wear. Clean with warm water, mild soap and a soft brush; avoid harsh chemicals and sudden temperature changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51150481752311,"sku":"OTZ-2026-01647","price":930.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01647-purple-spinel-1.jpg?v=1789159147"},{"product_id":"purple-spinel-otz-2026-01651","title":"1.70 ct Natural Purple Spinel","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA natural purple spinel with a soft pinkish-purple appearance and a cushion modified brilliant cut. At 1.70 ct, the stone has a broad face-up presence with flashes of rose and violet that shift as it moves.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Purple Spinel\u003cbr\u003eSpecies: Natural Spinel\u003cbr\u003eWeight: 1.70 ct\u003cbr\u003eShape \/ Cut: Cushion Modified Brilliant Cut\u003cbr\u003eMeasurements: 8.05 × 6.09 × 4.45 mm\u003cbr\u003eTreatment: None\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: 29\/50 — Collectible\u003cbr\u003eFace-Up Performance: 70%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eSpinel is rarely treated, and much of its appeal to collectors is that its color is natural.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eSpinel is well suited to jewelry wear. Clean with warm water, mild soap and a soft brush; avoid harsh chemicals and sudden temperature changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51150481785079,"sku":"OTZ-2026-01651","price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01651-purple-spinel-1.jpg?v=1789159044"},{"product_id":"2-82-ct-natural-pinkish-purple-sapphire-gia-report","title":"2.82 ct Natural Pinkish Purple Sapphire — GIA Report","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA substantial 2.82 ct natural sapphire with a lively pinkish-purple color and an elongated cushion outline. Its transparent appearance and bright modified brilliant cutting give it strong visual presence, while the GIA report confirms natural corundum and heat treatment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Pinkish Purple Sapphire\u003cbr\u003eSpecies: Natural Corundum\u003cbr\u003eWeight: 2.82 ct\u003cbr\u003eShape \/ Cut: Cushion Modified Brilliant Cut\u003cbr\u003eMeasurements: 9.36 × 6.71 × 5.13 mm\u003cbr\u003eTreatment: Heated\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: 33\/50 — Collectible\u003cbr\u003eFace-Up Performance: 75%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment Disclosure\u003c\/strong\u003e\u003cbr\u003eGIA Report No. 2191856139 identifies the stone as natural corundum, sapphire, pinkish purple, heated.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLaboratory Documentation\u003c\/strong\u003e\u003cbr\u003eAccompanied by GIA Sapphire Report No. 2191856139, dated November 27, 2018.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eCorundum is highly durable and suitable for everyday jewelry with normal care. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, laboratory documentation and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51159530701047,"sku":"OTZ-2026-01652","price":3650.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/psapphire-1.jpg?v=1792916709"},{"product_id":"3-19-ct-raspberry-rhodolite-garnet","title":"3.19 ct Raspberry Rhodolite Garnet","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA substantial 3.19 ct rhodolite garnet with an appealing raspberry color and an unusual pear-shaped buff-top mixed cut. The combination of size, transparency and distinctive cutting gives the stone a character beyond a conventional rhodolite.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Raspberry Rhodolite Garnet\u003cbr\u003eSpecies: Garnet\u003cbr\u003eWeight: 3.19 ct\u003cbr\u003eShape \/ Cut: Pear Shape Buff Top Mixed Cut\u003cbr\u003eMeasurements: 10.19 × 7.75 × 5.84 mm\u003cbr\u003eTreatment: None\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: 32\/50 — Collectible\u003cbr\u003eFace-Up Performance: 78%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eGarnet is one of the few gem families that is virtually never treated. Its color, brightness and clarity are exactly as nature made them.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eGarnet is suitable for jewelry wear with sensible care. Clean with warm water, mild soap and a soft brush; avoid harsh chemicals and sudden temperature changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51159570710775,"sku":"OTZ-2026-01649","price":1088.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/rhod-1.jpg?v=1792916667"},{"product_id":"1-20-ct-brazilian-blue-green-tourmaline","title":"1.20 ct Brazilian Blue-Green Tourmaline","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA natural blue-green tourmaline from Brazil with an oval modified brilliant cut and an attractive balance of blue and green. At 1.20 ct, its transparent appearance and lively mixed color give it an easy, versatile collector appeal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Blue-Green Tourmaline\u003cbr\u003eSpecies: Natural Tourmaline\u003cbr\u003eWeight: 1.20 ct\u003cbr\u003eShape \/ Cut: Oval Modified Brilliant Cut\u003cbr\u003eMeasurements: 7.38 × 6.14 × 3.96 mm\u003cbr\u003eOrigin: Brazil\u003cbr\u003eTreatment: None\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: 34\/50 — Collectible\u003cbr\u003eFace-Up Performance: 75%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eTourmaline comes in more colors than almost any other gem, and this stone’s color is natural.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eTourmaline is suitable for jewelry wear with sensible care. Clean with warm water, mild soap and a soft brush; avoid ultrasonic cleaning, harsh chemicals and sudden temperature changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51159592698103,"sku":"OTZ-2026-01650","price":760.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01650-blue-green-tourmaline-1.jpg?v=1789355587"},{"product_id":"1-82-ct-purplish-red-natural-ruby-pgs-report","title":"1.82 ct Purplish Red Natural Ruby — PGS Report","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA vivid purplish-red natural ruby with an elongated oval outline and a substantial 1.82 ct weight. The stone shows strong color across the face and is accompanied by Professional Gem Sciences Laboratory documentation, providing a record of its identity, clarity, cut and traditional heat treatment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Ruby\u003cbr\u003eSpecies: Natural Corundum\u003cbr\u003eWeight: 1.82 ct\u003cbr\u003eShape \/ Cut: Oval Mixed Cut\u003cbr\u003eMeasurements: 9.04 × 6.30 × 3.32 mm\u003cbr\u003eColor: Vivid Purplish Red\u003cbr\u003eClarity: Slightly Included\u003cbr\u003eTreatment: Heat (Traditional)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: 29\/50 — Collectible\u003cbr\u003eFace-Up Performance: 73%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment Disclosure\u003c\/strong\u003e\u003cbr\u003eProfessional Gem Sciences Laboratory records traditional heat treatment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLaboratory Documentation\u003c\/strong\u003e\u003cbr\u003eAccompanied by Professional Gem Sciences Laboratory Carte Blu Report No. 45020133, dated March 5, 2020.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eRuby is highly durable and well suited to jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, laboratory documentation, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51187947110647,"sku":"OTZ-2026-01662","price":3690.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/ruby-1_c79d8ef0-23da-433c-9a63-88015cf3145f.jpg?v=1792916797"},{"product_id":"3-85-ct-golden-beryl-heliodor","title":"3.85 ct Golden Beryl — Heliodor","description":"\u003ch3\u003eCollector's Note\u003c\/h3\u003e\u003cp\u003eWarm golden-yellow color and a lively cushion modified brilliant cut define this 3.85 ct natural heliodor. The stone has strong face-up brightness and an appealing broad outline, giving it an easy, sunny presence that works equally well for a collector or a custom jewelry project.\u003c\/p\u003e\u003ch3\u003eGemstone Details\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Golden Beryl (Heliodor)\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Beryl\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.85 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Cushion Modified Brilliant\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 11.02 × 9.02 × 6.21 mm\u003cbr\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Golden Yellow\u003cbr\u003e\u003cstrong\u003eClarity:\u003c\/strong\u003e A faint fingerprint inclusion is visible under magnification.\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e None\u003c\/p\u003e\u003ch3\u003eO50 Collector Evaluation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 34\/50 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 90%\u003c\/p\u003e\u003ch3\u003eTreatment\u003c\/h3\u003e\u003cp\u003eGolden beryl is generally sold as mined; its warm color is natural.\u003c\/p\u003e\u003ch3\u003eCare \u0026amp; Setting\u003c\/h3\u003e\u003cp\u003eBeryl is suitable for jewelry wear with sensible care. Clean with warm water, mild soap and a soft brush; avoid sharp impacts and harsh chemicals.\u003c\/p\u003e\u003ch3\u003eDigital Gem Passport\u003c\/h3\u003e\u003cp\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51187947831543,"sku":"OTZ-2026-01663","price":489.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01663-golden-beryl-heliodor-1_f72e469d-d4f1-486f-b5d7-1bb2227d54f9.jpg?v=1789846308"},{"product_id":"1-44-ct-tanzanian-tanzanite","title":"1.44 ct Tanzanite","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA lively 1.44 ct natural tanzanite from Tanzania with a classic oval modified brilliant cut and an appealing blue-violet appearance. Its transparent body and crisp oval outline make it an easy size for jewelry while retaining the distinctive color character that makes tanzanite so recognizable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Tanzanite\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Zoisite\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.44 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Oval Modified Brilliant\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 8.35 × 6.49 × 3.99 mm\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Tanzania\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e Heated (standard for tanzanite)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 32\/50 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 70%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eTanzanite is gently warmed after mining to bring out its blue-violet color. This has been standard practice since the gem was found in Tanzania in 1967, and it is how all tanzanite is valued. The color is permanent and stable and needs no special care.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eTanzanite is best suited to thoughtful wear. Clean with warm water, mild soap and a soft brush; avoid ultrasonic cleaning, sharp impacts and sudden temperature changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51188069957879,"sku":"OTZ-2026-01664","price":425.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01664-tanzanite-replacement-1.jpg?v=1790472856"},{"product_id":"1-66-ct-unheated-natural-ruby","title":"1.66 ct Unheated Natural Ruby","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eRich red color gives this 1.66 ct natural ruby immediate presence. Its elongated oval mixed cut gives the stone a distinctive character, while its unheated status adds further collector interest.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Ruby \u003cbr\u003eSpecies: Corundum\u003cbr\u003eWeight: 1.66 ct\u003cbr\u003eShape \/ Cut: Oval Mixed Cut\u003cbr\u003eMeasurements: 8.41 × 5.99 × 3.65 mm\u003cbr\u003eTreatment: Unheated\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: 29\/50 — Collectible\u003cbr\u003eFace-Up Performance: 60%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eRuby is highly durable and well suited to jewelry wear. Clean with warm water, mild soap and a soft brush; avoid harsh chemicals and sudden temperature changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment information and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51188425457911,"sku":"OTZ-2026-01665","price":2280.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01665-ruby-replacement-1.jpg?v=1790473018"},{"product_id":"1-24-ct-unheated-ceylon-yellow-sapphire","title":"1.24 ct Unheated Ceylon Yellow Sapphire","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA natural yellow sapphire from Sri Lanka with a delicate sunny color, elegant pear outline and the added collector appeal of unheated status. At 1.24 ct, it offers an easy-to-wear size with distinctive Ceylon provenance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Yellow Sapphire\u003cbr\u003e\n\u003cstrong\u003eSpecies:\u003c\/strong\u003e Corundum\u003cbr\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.24 ct\u003cbr\u003e\n\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Pear Mixed Cut\u003cbr\u003e\n\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 7.70 × 4.97 × 3.93 mm\u003cbr\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Sri Lanka (Ceylon)\u003cbr\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Unheated\u003cbr\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Natural feather and fingerprint inclusions visible on close inspection\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 33\/50 — Collectible\u003cbr\u003e\n\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 60%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProvenance \/ Story\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAcquisition notes attribute the stone to the Nivithigala mining region of Sri Lanka.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSapphire is highly durable and well suited to jewelry wear. Clean with warm water, mild soap and a soft brush; avoid harsh chemicals and sudden temperature changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, provenance notes and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51188916322551,"sku":"OTZ-2026-01671","price":565.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01671-unheated-yellow-sapphire-1.jpg?v=1790472930"},{"product_id":"1-04-ct-natural-emerald-square-emerald-cut","title":"1.04 ct Natural Emerald — Square Emerald Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA compact natural emerald with vivid green color and a strong architectural square emerald cut. The stone shows noticeable natural inclusions, but its saturated color and crisp outline give it an attractive face-up presence for its size.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Emerald\u003cbr\u003eSpecies: Beryl\u003cbr\u003eWeight: 1.04 ct\u003cbr\u003eShape \/ Cut: Square Emerald Cut\u003cbr\u003eMeasurements: 6.14 × 6.00 × 4.40 mm\u003cbr\u003eColor: Green\u003cbr\u003eClarity Character: Natural inclusions visible face-up\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: \u003cstrong\u003e33 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance: 93%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment Disclosure\u003c\/strong\u003e\u003cbr\u003eModerate oil enhancement is recorded in the current Otzera evaluation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eEmerald should be cleaned gently with warm water, mild soap and a soft brush. Avoid ultrasonic or steam cleaning and protect the stone from sharp impacts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51218157175031,"sku":"OTZ-2026-01695","price":1395.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01695-emerald-1.jpg?v=1790373792"},{"product_id":"1-44-ct-antique-cushion-step-emerald","title":"1.44 ct Antique Cushion-Step Emerald","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA charming 1.44 ct natural emerald with genuine antique character. The stone was removed from an older piece of jewelry and later repolished, preserving its distinctive cushion outline and step-cut personality while refreshing the surface. Its visible inclusions and irregular internal character are part of what gives this stone its individuality.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Emerald\u003cbr\u003eSpecies: Beryl\u003cbr\u003eWeight: 1.44 ct\u003cbr\u003eShape \/ Cut: Antique Cushion Step Cut\u003cbr\u003eMeasurements: 8.77 × 6.20 × 3.89 mm\u003cbr\u003eColor: Green\u003cbr\u003eClarity Character: Natural inclusions visible face-up\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: \u003cstrong\u003e31 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance: 75%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment Disclosure\u003c\/strong\u003e\u003cbr\u003eModerate oil enhancement is recorded in the current Otzera evaluation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProvenance \/ Story\u003c\/strong\u003e\u003cbr\u003eThis emerald came out of an older piece of jewelry and was subsequently repolished. Its antique cutting character was retained rather than reshaped into a standardized modern form.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eEmerald should be cleaned gently with warm water, mild soap and a soft brush. Avoid ultrasonic or steam cleaning and protect the stone from sharp impacts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, antique character, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51218157633783,"sku":"OTZ-2026-01696","price":1595.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01696-emerald-1.jpg?v=1790373804"},{"product_id":"8-33-ctw-vintage-citrine-pair-shield-step-cuts","title":"8.33 ctw Vintage Citrine Pair — Shield Step Cuts","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA fun and unusually shaped matched pair of vintage citrines totaling 8.33 carats. Their rounded shield outlines and step-cut faceting give them a distinctive architectural look that is rarely encountered as a matched pair. They would be particularly appealing for statement earrings or as substantial matched side stones in a three-stone design.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Citrine Pair\u003cbr\u003eSpecies: Quartz\u003cbr\u003eTotal Weight: 8.33 ctw\u003cbr\u003ePieces: 2\u003cbr\u003eShape \/ Cut: Shield Step Cut\u003cbr\u003eRecorded Dimensions: 10.40 × 10.45 × 6.90 mm\u003cbr\u003eColor: Golden Yellow\u003cbr\u003eTreatment: Heated (standard for citrine)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: \u003cstrong\u003e34 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance: 68%\u003cbr\u003eThe matched vintage shield-step form is the defining collector attribute of this pair.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eMost citrine is quartz gently warmed to a golden color, a permanent and long-accepted practice.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eClean with warm water, mild soap and a soft brush. Avoid sharp impacts and prolonged exposure to intense heat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving the pair's identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51218379309303,"sku":"OTZ-2026-01700","price":595.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01700-citrine-pair-1.png?v=1790377384"},{"product_id":"1-51-ct-blue-sapphire-oval-mixed-cut","title":"1.51 ct Bright Blue Sapphire — Oval Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA classic oval blue sapphire with a pleasing medium-to-deep blue appearance and a balanced face-up spread. The oval mixed cut gives the stone a familiar, versatile shape while retaining enough internal contrast to create lively flashes across the face.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Blue Sapphire\u003cbr\u003eSpecies: Corundum\u003cbr\u003eWeight: 1.51 ct\u003cbr\u003eShape \/ Cut: Oval Mixed Cut\u003cbr\u003eMeasurements: 7.70 × 5.81 × 4.00 mm\u003cbr\u003eColor: Blue\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: \u003cstrong\u003e33 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance: 75%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment Disclosure\u003c\/strong\u003e\u003cbr\u003eHeat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eSapphire is highly durable and suitable for jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221585527031,"sku":"OTZ-2026-01703","price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01703-blue-sapphire-1.jpg?v=1790452545"},{"product_id":"1-37-ct-vivid-orange-sapphire-oval-mixed-cut","title":"1.37 ct Vivid Orange Sapphire — Oval Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA striking orange sapphire with vivid, highly saturated color and excellent brightness. The stone shows a rich golden-orange face-up appearance that is especially eye-catching in this size range, while the elongated oval outline gives it a clean, elegant profile.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Orange Sapphire\u003cbr\u003eSpecies: Corundum\u003cbr\u003eWeight: 1.37 ct\u003cbr\u003eShape \/ Cut: Oval Mixed Cut\u003cbr\u003eMeasurements: 8.54 × 5.51 × 3.21 mm\u003cbr\u003eColor: Vivid Orange\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: \u003cstrong\u003e34 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance: 85%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment Disclosure\u003c\/strong\u003e\u003cbr\u003eHeat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eSapphire is highly durable and suitable for jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221585658103,"sku":"OTZ-2026-01704","price":1595.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01704-orange-sapphire-1.jpg?v=1790452555"},{"product_id":"2-13-ct-parti-colored-sapphire-triangular-mixed-cut","title":"2.13 ct Parti-Colored Sapphire — Triangular Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eAn unusual parti-colored sapphire with a broad triangular outline and cool blue-to-teal color variation across the face. The triangular mixed cut gives the stone a sculptural, contemporary character while emphasizing the natural tonal zoning visible from different angles.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Parti-Colored Sapphire\u003cbr\u003eSpecies: Corundum\u003cbr\u003eWeight: 2.13 ct\u003cbr\u003eShape \/ Cut: Triangular Mixed Cut\u003cbr\u003eMeasurements: 10.48 × 6.82 × 4.44 mm\u003cbr\u003eColor: Blue to Teal Parti-Color\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: \u003cstrong\u003e28 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance: 70%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment Disclosure\u003c\/strong\u003e\u003cbr\u003eHeat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eSapphire is highly durable and suitable for jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221585887479,"sku":"OTZ-2026-01706","price":1250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01706-parti-sapphire-1.jpg?v=1790452574"},{"product_id":"1-41-ct-blue-sapphire-pear-mixed-cut","title":"1.41 ct Blue Sapphire — Pear Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA saturated blue sapphire with a graceful pear-shaped outline and a rich face-up color. 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Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221586018551,"sku":"OTZ-2026-01707","price":944.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01707-blue-sapphire-1.jpg?v=1790452583"},{"product_id":"0-92-ct-bright-pink-sapphire-oval-mixed-cut","title":"0.92 ct Bright Pink Sapphire — Oval Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA bright, strongly saturated pink sapphire in a classic oval mixed cut. At just under one carat, the stone has a vivid face-up presence and a lively pink appearance that makes it well suited to a colorful center-stone design.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Pink Sapphire\u003cbr\u003eSpecies: Corundum\u003cbr\u003eWeight: 0.92 ct\u003cbr\u003eShape \/ Cut: Oval Mixed Cut\u003cbr\u003eMeasurements: 6.86 × 4.90 × 2.96 mm\u003cbr\u003eColor: Bright Pink\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: \u003cstrong\u003e33 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance: 78%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment Disclosure\u003c\/strong\u003e\u003cbr\u003eHeat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eSapphire is highly durable and suitable for jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221803663607,"sku":"OTZ-2026-01709","price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01709-pink-sapphire-1_7a46afb5-6bff-4b1d-85ee-b4f94b88043f.jpg?v=1790459320"},{"product_id":"0-97-ct-pink-sapphire-triangular-mixed-cut","title":"0.97 ct Pink Sapphire — Triangular Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA lively pink sapphire with an unusual triangular outline and bright face-up color. The near-one-carat size and less common triangular mixed cut give this stone a playful, contemporary character while retaining strong collector appeal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Pink Sapphire\u003cbr\u003eSpecies: Corundum\u003cbr\u003eWeight: 0.97 ct\u003cbr\u003eShape \/ Cut: Triangular Mixed Cut\u003cbr\u003eMeasurements: 6.49 × 6.39 × 2.73 mm\u003cbr\u003eColor: Bright Pink\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: \u003cstrong\u003e34 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance: 78%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment Disclosure\u003c\/strong\u003e\u003cbr\u003eHeat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eSapphire is highly durable and suitable for jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221803696375,"sku":"OTZ-2026-01710","price":1095.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01710-pink-sapphire-1.jpg?v=1790472002"},{"product_id":"1-03-ct-unheated-natural-ruby-shield-mixed-cut","title":"1.03 ct Unheated Natural Ruby — Shield Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA distinctive natural ruby with two especially appealing features: an unusual shield mixed cut and no heat treatment. 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Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221803794679,"sku":"OTZ-2026-01711","price":1750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01711-ruby-1.jpg?v=1790471858"},{"product_id":"1-12-ct-natural-ruby-oval-mixed-cut","title":"1.12 ct Natural Ruby — Oval Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA natural ruby with a classic oval mixed cut and a rich purplish-red appearance. The stone offers an accessible entry into one-carat ruby territory, with an elongated outline and strong red presence across the face.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Ruby\u003cbr\u003eSpecies: Corundum\u003cbr\u003eWeight: 1.12 ct\u003cbr\u003eShape \/ Cut: Oval Mixed Cut\u003cbr\u003eMeasurements: 7.54 × 5.11 × 3.00 mm \u003cbr\u003eColor: Purplish Red\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: \u003cstrong\u003e28 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance: 63%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment Disclosure\u003c\/strong\u003e\u003cbr\u003eHeat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eRuby is highly durable and suitable for jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221803860215,"sku":"OTZ-2026-01712","price":1195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01712-ruby-1.jpg?v=1790471956"},{"product_id":"1-02-ct-blue-sapphire-oval-mixed-cut","title":"1.02 ct Blue Sapphire — Oval Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA bright one-carat blue sapphire with a classic oval outline and lively face-up appearance. The stone combines attractive blue color with balanced proportions and an 83% face-up performance index, giving it a clean, versatile presentation for jewelry.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Blue Sapphire\u003cbr\u003eSpecies: Corundum\u003cbr\u003eWeight: 1.02 ct\u003cbr\u003eShape \/ Cut: Oval Mixed Cut\u003cbr\u003eMeasurements: 7.08 × 5.03 × 3.49 mm\u003cbr\u003eColor: Blue\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: \u003cstrong\u003e33 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance: 83%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment Disclosure\u003c\/strong\u003e\u003cbr\u003eHeat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eSapphire is highly durable and suitable for jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221803892983,"sku":"OTZ-2026-01713","price":895.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01713-blue-sapphire-1.jpg?v=1790472088"},{"product_id":"1-35-ct-ceylon-yellow-sapphire-oval-mixed-cut","title":"1.35 ct Ceylon Yellow Sapphire — Oval Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA bright yellow sapphire from Sri Lanka with strong color saturation and a classic oval mixed cut. The stone was sourced from the Nivithigala region and shows a lively face-up appearance despite visible internal features typical of natural corundum.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Yellow Sapphire\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Corundum\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.35 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Oval Mixed Cut\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 8.14 × 5.68 × 3.28 mm\u003cbr\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Strong Yellow\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Sri Lanka (Ceylon)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 34\/50 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 85%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment \u0026amp; Origin\u003c\/strong\u003e\u003cbr\u003eTraditional heat enhancement. Sourced from the Nivithigala region of Sri Lanka.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eSapphire is highly durable and suitable for jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment information and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221877129463,"sku":"OTZ-2026-01675","price":795.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01675-yellow-sapphire-1.jpg?v=1790462169"},{"product_id":"1-95-ct-burmese-pink-spinel-oval-mixed-cut","title":"1.95 ct Burmese Pink Spinel — Oval Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA natural pink spinel from Myanmar with a lively oval mixed cut and warm pink color. At 1.95 carats, it offers strong visual presence and attractive brilliance, with natural eye-visible crystals that give the stone individual character.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Pink Spinel\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Spinel\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.95 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Oval Mixed Cut\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 8.02 × 7.26 × 4.39 mm\u003cbr\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Pink\u003cbr\u003e\u003cstrong\u003eClarity:\u003c\/strong\u003e Transparent with eye-visible crystals\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Myanmar (Burma)\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e None\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 30\/50 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 73%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eSpinel is rarely treated, and much of its appeal to collectors is that its color is natural.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eSpinel is durable for jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving the gemstone's identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221882011895,"sku":"OTZ-2026-01680","price":1395.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01680-pink-spinel-1.jpg?v=1790462920"},{"product_id":"6-48-ct-nigerian-gray-tourmaline-precision-round-cut","title":"6.48 ct Nigerian Gray Tourmaline — Precision Round Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eAn unusually colored Nigerian tourmaline with a predominantly gray body color and subtle green flashes as the stone moves. The precision round modified brilliant cut produces a crisp, symmetrical face-up pattern and strong optical performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Tourmaline\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 6.48 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Round Modified Brilliant\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 12.08–12.05 × 7.67 mm\u003cbr\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Gray with faint green hints\u003cbr\u003e\u003cstrong\u003eTransparency:\u003c\/strong\u003e Transparent\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Nigeria\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e None\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 34\/50 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 78%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eTourmaline comes in more colors than almost any other gem, and this stone’s color is natural.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eTourmaline is suitable for jewelry wear with reasonable care. Clean with warm water, mild soap and a soft brush; avoid sharp impacts and sudden temperature changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving the gemstone's identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51221946892535,"sku":"OTZ-2026-01679","price":1295.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01679-tourmaline-1.jpg?v=1790463745"},{"product_id":"6-73-ct-natural-morganite-precision-round-cut","title":"6.73 ct Natural Morganite — Precision Round Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA bright 6.73 ct morganite with a delicate pale peach-pink color and a precision round modified brilliant cut. The stone presents a clean, balanced face-up appearance with strong symmetry and lively brilliance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Morganite\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Beryl\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 6.73 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Round Modified Brilliant\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 12.10–12.02 × 8.83 mm\u003cbr\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Pale peach-pink\u003cbr\u003e\u003cstrong\u003eTransparency:\u003c\/strong\u003e Transparent\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e Heated (standard for morganite)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 34\/50 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 78%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003cbr\u003eMost morganite is gently heated to clear yellowish tones and refine its pink-to-peach color. The result is permanent and needs no special care.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eMorganite is suitable for jewelry wear with reasonable care. Clean with warm water, mild soap and a soft brush; avoid hard impacts and sudden temperature changes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003cbr\u003eAccompanied by an Otzera Digital Gem Passport preserving the gemstone's identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51222166700279,"sku":"OTZ-2026-01717","price":1295.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01717-morganite-1.jpg?v=1790471514"},{"product_id":"10-14-ct-indicolite-tourmaline","title":"10.14 ct Indicolite Tourmaline","description":"\u003cp\u003e\u003cstrong\u003eCollector’s Note\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA substantial 10.14-carat indicolite tourmaline with a deep blue-green appearance. Its large size and moody teal coloration give it a distinctive presence for collectors drawn to darker, strongly individual tourmalines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eGemstone: Indicolite Tourmaline\u003cbr\u003eSpecies: Tourmaline\u003cbr\u003eWeight: 10.14 ct\u003cbr\u003eDimensions: 13.49 × 11.88 × 7.77 mm\u003cbr\u003eTreatment: None\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eO50 Score: 28\/50 — Collectible\u003cbr\u003eFace-Up Performance: 48%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eTourmaline comes in more colors than almost any other gem, and this stone’s color is natural.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOtzera ID: OTZ-2026-01737\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51229570531575,"sku":"OTZ-2026-01737","price":1950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01737-1.jpg?v=1790650344"},{"product_id":"4-22-ct-cambodian-blue-zircon-oval-mixed-cut","title":"4.22 ct Cambodian Blue Zircon — Oval Mixed Cut","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA 4.22-carat Cambodian blue zircon with a classic elongated oval profile and bright blue color. The stone offers attractive brilliance and flashes of zircon's characteristic fire, with a slightly softer overall face-up performance than the higher-rated examples in this group.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eGemstone: Blue Zircon\u003cbr\u003eWeight: 4.22 ct\u003cbr\u003eCut: Oval Mixed Cut\u003cbr\u003eMeasurements: 10.30 × 7.51 × 5.59 mm\u003cbr\u003eOrigin: Cambodia\u003cbr\u003eTreatment: Heated (standard for blue zircon)\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e32\/50 — Collectible\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBlue zircon gets its color from gentle heating of brownish zircon crystals, a practice in Cambodia for generations. Nearly every blue zircon sold has been heated, and the color is stable in everyday wear. One tip: keep it away from tanning beds and UV nail lamps. Strong ultraviolet can give it a temporary brownish cast, which a short time under an ordinary incandescent bulb restores.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOTZ-2026-01739\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51229655466231,"sku":"OTZ-2026-01739","price":1195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01739-2.jpg?v=1790633156"},{"product_id":"2-38-ct-heliodor-round-modified-brilliant","title":"2.38 ct Heliodor — Round Modified Brilliant","description":"\u003ch3\u003eCollector's Note\u003c\/h3\u003e\u003cp\u003eA bright yellow heliodor distinguished by an unusual experimental cutting style. The pavilion facets bow inward in a swirling pattern, giving this 2.38 ct beryl a distinctive optical character beyond a conventional round brilliant.\u003c\/p\u003e\u003ch3\u003eGemstone Details\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Heliodor (Yellow Beryl)\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Beryl\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.38 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Round Modified Brilliant\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 9.08–9.10 × 6.73 mm\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e None\u003c\/p\u003e\u003ch3\u003eO50 Collector Evaluation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 30 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 65%\u003c\/p\u003e\u003ch3\u003eTreatment\u003c\/h3\u003e\u003cp\u003eGolden beryl is generally sold as mined; its warm color is natural.\u003c\/p\u003e\u003ch3\u003eCare \u0026amp; Setting\u003c\/h3\u003e\u003cp\u003eBeryl is suitable for jewelry with appropriate protection from hard knocks. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\u003ch3\u003eDigital Gem Passport\u003c\/h3\u003e\u003cp\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51231738233079,"sku":"OTZ-2026-01723","price":595.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01723-heliodor-1.jpg?v=1790696165"},{"product_id":"2-53-ct-aquamarine-oval-mixed-cut","title":"2.53 ct Aquamarine — Oval Mixed Cut","description":"\u003ch3\u003eCollector's Note\u003c\/h3\u003e\u003cp\u003eA light, icy-blue aquamarine with a pleasing 2.53 ct presence and classic oval mixed cut. The stone shows attractive brightness and a clean, open presentation, with loupe-visible inclusions noted in the Otzera evaluation.\u003c\/p\u003e\u003ch3\u003eGemstone Details\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Aquamarine\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Beryl\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.53 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Oval Mixed Cut\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 9.91 × 7.87 × 5.43 mm\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e Heated (standard for aquamarine)\u003c\/p\u003e\u003ch3\u003eO50 Collector Evaluation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 29 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 73%\u003c\/p\u003e\u003ch3\u003eTreatment\u003c\/h3\u003e\u003cp\u003eMost aquamarine is gently heated to clear a faint green or yellow tint and leave a purer blue. The change is permanent and needs no special care.\u003c\/p\u003e\u003ch3\u003eCare \u0026amp; Setting\u003c\/h3\u003e\u003cp\u003eAquamarine is suitable for jewelry with sensible protection from hard knocks. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\u003ch3\u003eDigital Gem Passport\u003c\/h3\u003e\u003cp\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51231738495223,"sku":"OTZ-2026-01725","price":695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01725-aquamarine-1.jpg?v=1790696193"},{"product_id":"3-87-ct-heliodor-cushion-modified-brilliant","title":"3.87 ct Heliodor — Cushion Modified Brilliant","description":"\u003ch3\u003eCollector's Note\u003c\/h3\u003e\u003cp\u003eA substantial 3.87 ct heliodor with saturated golden-yellow color and a broad cushion outline. The modified brilliant faceting gives the stone lively reflections and a strong presence, making the combination of size, color and shape especially appealing for a collector or custom setting.\u003c\/p\u003e\u003ch3\u003eGemstone Details\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Heliodor (Yellow Beryl)\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Beryl\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.87 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Cushion Modified Brilliant\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 11.11 × 9.13 × 6.33 mm\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e None\u003c\/p\u003e\u003ch3\u003eO50 Collector Evaluation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 32 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 75%\u003c\/p\u003e\u003ch3\u003eTreatment\u003c\/h3\u003e\u003cp\u003eGolden beryl is generally sold as mined; its warm color is natural.\u003c\/p\u003e\u003ch3\u003eCare \u0026amp; Setting\u003c\/h3\u003e\u003cp\u003eBeryl is suitable for jewelry with appropriate protection from hard knocks. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\u003ch3\u003eDigital Gem Passport\u003c\/h3\u003e\u003cp\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51231739314423,"sku":"OTZ-2026-01727","price":795.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01727-heliodor-1.jpg?v=1790696208"},{"product_id":"1-13-ct-natural-ruby-oval-mixed-cut","title":"1.13 ct Natural Ruby — Oval Mixed Cut","description":"\u003ch3\u003eCollector's Note\u003c\/h3\u003e\u003cp\u003eA richly saturated natural ruby with a classic oval mixed cut and strong red presence. At 1.13 ct, it offers an appealing one-carat-plus format with vivid color that remains the dominant visual feature of the stone.\u003c\/p\u003e\u003ch3\u003eGemstone Details\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Ruby\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Corundum\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.13 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Oval Mixed Cut\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 6.65 × 5.37 × 3.44 mm\u003c\/p\u003e\u003ch3\u003eO50 Collector Evaluation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 28 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 75%\u003c\/p\u003e\u003ch3\u003eTreatment Disclosure\u003c\/h3\u003e\u003cp\u003eHeat.\u003c\/p\u003e\u003ch3\u003eCare \u0026amp; Setting\u003c\/h3\u003e\u003cp\u003eRuby is highly durable and suitable for jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\u003ch3\u003eDigital Gem Passport\u003c\/h3\u003e\u003cp\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51231739478263,"sku":"OTZ-2026-01728","price":995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01728-ruby-1.jpg?v=1790696225"},{"product_id":"1-03-ct-unheated-sri-lankan-blue-sapphire-oval-mixed-cut","title":"1.03 ct Unheated Sri Lankan Blue Sapphire — Oval Mixed Cut","description":"\u003ch3\u003eCollector's Note\u003c\/h3\u003e\u003cp\u003eA light violet-blue natural sapphire from Sri Lanka with an elegant elongated oval outline. Its unheated status adds collector interest, while the softly saturated color gives the stone a refined, understated appearance.\u003c\/p\u003e\u003ch3\u003eGemstone Details\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Blue Sapphire\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Corundum\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.03 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Oval Mixed Cut\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 7.01 × 4.93 × 3.03 mm\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Sri Lanka (Ceylon)\u003c\/p\u003e\u003ch3\u003eO50 Collector Evaluation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 29 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 58%\u003c\/p\u003e\u003ch3\u003eTreatment \u0026amp; Origin\u003c\/h3\u003e\u003cp\u003eNo heat. Sri Lanka (Ceylon).\u003c\/p\u003e\u003ch3\u003eCare \u0026amp; Setting\u003c\/h3\u003e\u003cp\u003eSapphire is highly durable and suitable for jewelry wear. Clean with warm water, mild soap and a soft brush.\u003c\/p\u003e\u003ch3\u003eDigital Gem Passport\u003c\/h3\u003e\u003cp\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, treatment and origin information, and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51231739609335,"sku":"OTZ-2026-01729","price":895.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01729-blue-sapphire-1.jpg?v=1790701796"},{"product_id":"8-19-ctw-bicolor-tanzanite-sugarloaf-cabochon-pair","title":"8.19 ctw Bicolor Tanzanite Sugarloaf Cabochon Pair","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA highly individual matched pair of bicolor tanzanites totaling 8.19 carats, displaying shifting blue, green and violet tones from different viewing angles. The softly domed sugarloaf forms are unusually sculptural, while prominent internal feathers have been deliberately oriented by the cutter as part of the visual composition.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eGemstone: Tanzanite\u003cbr\u003eSpecies: Zoisite\u003cbr\u003eTotal Weight: 8.19 ctw\u003cbr\u003eConfiguration: Matched Pair\u003cbr\u003eShape \/ Cut: Sugarloaf Cabochon\u003cbr\u003eMeasurements: 8.35–8.31 × 5.70 mm\u003cbr\u003eOrigin: Tanzania\u003cbr\u003eTreatment: Heated (standard for tanzanite)\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOtzera 50: 30\/50 — Collectible\u003cbr\u003eFace-Up Performance: 80%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eTanzanite is gently warmed after mining to bring out its blue-violet color. This has been standard practice since the gem was found in Tanzania in 1967, and it is how all tanzanite is valued. The color is permanent and stable and needs no special care.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eTanzanite requires thoughtful wear and setting protection. Clean with warm water, mild soap and a soft brush; avoid ultrasonic or steam cleaning and protect the stones from impact.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAccompanied by an Otzera Digital Gem Passport preserving the pair's identifying details, origin and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51231836635383,"sku":"OTZ-2026-01731","price":1495.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01731-1.jpg?v=1790698885"},{"product_id":"1-40-ct-natural-purple-spinel-gia-report","title":"1.40 ct Natural Purple Spinel — GIA Report","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA richly colored natural purple spinel with a precise round brilliant cut and concentrated violet-purple flashes. The stone is accompanied by a GIA report confirming natural spinel with no indications of heating.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eGemstone: Natural Purple Spinel\u003cbr\u003eSpecies: Natural Spinel\u003cbr\u003eWeight: 1.40 ct\u003cbr\u003eShape \/ Cut: Round Brilliant Cut\u003cbr\u003eMeasurements: 7.12–7.17 × 4.26 mm\u003cbr\u003eOrigin: Vietnam\u003cbr\u003eColor: Purple\u003cbr\u003eTransparency: Transparent\u003cbr\u003eTreatment: No indications of heating\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOtzera 50: 34\/50 — Collectible\u003cbr\u003eFace-Up Performance: 68%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTreatment \u0026amp; Origin\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOrigin: Vietnam. GIA Spinel Report No. 2245074861 confirms the stone as natural spinel with no indications of heating.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eLaboratory Documentation\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAccompanied by GIA Spinel Report No. 2245074861, dated September 24, 2026.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSpinel is durable and well suited to jewelry wear. Clean with warm water, mild soap and a soft brush; avoid harsh chemicals and sudden temperature changes.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, geographic origin, laboratory documentation and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51236518002935,"sku":"OTZ-2026-01752","price":1795.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01752-1.jpg?v=1790793416"},{"product_id":"1-46-ct-vietnamese-pink-spinel-gia-origin-report","title":"1.46 ct Vietnamese Pink Spinel — GIA Origin Report","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA lively natural pink spinel from Vietnam with a bright elongated cushion outline and attractive rose-pink color. GIA documentation confirms Vietnamese origin and no indications of heating, adding meaningful provenance to this collector stone.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eGemstone: Natural Pink Spinel\u003cbr\u003eSpecies: Natural Spinel\u003cbr\u003eWeight: 1.46 ct\u003cbr\u003eShape \/ Cut: Cushion Modified Brilliant\u003cbr\u003eMeasurements: 8.07 × 6.08 × 3.85 mm\u003cbr\u003eOrigin: Vietnam\u003cbr\u003eColor: Pink\u003cbr\u003eTransparency: Transparent\u003cbr\u003eTreatment: No indications of heating\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOtzera 50: 34\/50 — Collectible\u003cbr\u003eFace-Up Performance: 73%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTreatment \u0026amp; Origin\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eGIA Spinel Origin Report 2245074849 identifies natural spinel, pink, of Vietnamese geographic origin, with no indications of heating.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eLaboratory Documentation\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAccompanied by GIA Spinel Origin Report No. 2245074849, dated September 21, 2026.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSpinel is durable and well suited to jewelry wear. Clean with warm water, mild soap and a soft brush; avoid harsh chemicals and sudden temperature changes.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details, laboratory documentation, origin and treatment disclosures, and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51236518035703,"sku":"OTZ-2026-01753","price":2995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01753-1.jpg?v=1790793436"},{"product_id":"1-66-ct-raspberry-rhodolite-garnet-cabochon","title":"1.66 ct Raspberry Rhodolite Garnet — Cabochon","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA compact 1.66 ct raspberry rhodolite garnet with a smooth cabochon presentation and rich purplish-red color. Its rounded form emphasizes body color and polish rather than facet scintillation, giving the stone a distinctive, tactile collector character.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eGemstone: Raspberry Rhodolite Garnet\u003cbr\u003eSpecies: Garnet\u003cbr\u003eWeight: 1.66 ct\u003cbr\u003eShape \/ Cut: Cabochon\u003cbr\u003eMeasurements: 6.13 × 6.18 × 4.16 mm\u003cbr\u003eColor: Raspberry purplish red\u003cbr\u003eTreatment: None\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOtzera 50: 31\/50 — Collectible\u003cbr\u003eFace-Up Performance: 68%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eGarnet is one of the few gem families that is virtually never treated. Its color, brightness and clarity are exactly as nature made them.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eGarnet is durable for jewelry wear with normal care. Clean with warm water, mild soap and a soft brush; avoid harsh chemicals and sudden temperature changes.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDigital Gem Passport\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAccompanied by an Otzera Digital Gem Passport preserving its identifying details and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51236633215223,"sku":"OTZ-2026-01758","price":495.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01758-1.jpg?v=1790797756"},{"product_id":"4-56-ct-fire-opal-triangular-modified-brilliant-cut","title":"4.56 ct Fire Opal — Triangular Modified Brilliant Cut","description":"\u003ch2\u003eCollector’s Note\u003c\/h2\u003e\u003cp\u003eGolden-orange color meets a bold triangular silhouette in this 4.56 ct natural Mexican fire opal. The modified brilliant cut creates lively reflections within its angular outline, giving the stone a sculptural quality that stands out in a collection. Measuring over 13 mm in length, it offers striking presence for a pendant or an imaginative bespoke design.\u003c\/p\u003e\u003ch2\u003eGemstone Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGemstone: Natural fire opal\u003c\/li\u003e\n\u003cli\u003eSpecies: Opal\u003c\/li\u003e\n\u003cli\u003eWeight: 4.56 ct\u003c\/li\u003e\n\u003cli\u003eShape \/ Cut: Triangular Modified Brilliant\u003c\/li\u003e\n\u003cli\u003eMeasurements: 13.35 x 12.96 x 7.6 mm\u003c\/li\u003e\n\u003cli\u003eOrigin: Mexico\u003c\/li\u003e\n\u003cli\u003eTreatment: None\u003c\/li\u003e\n\u003cli\u003eOtzera ID: OTZ-2026-01762\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOtzera 50\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e33\/50 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance Index: 75%\u003c\/p\u003e\u003ch2\u003eTreatment\u003c\/h2\u003e\u003cp\u003eMexican fire opal is not treated; its glowing body color is natural.\u003c\/p\u003e\u003ch2\u003eCare\u003c\/h2\u003e\u003cp\u003eClean gently with a soft cloth and lukewarm water. Protect from hard knocks, high heat and sudden temperature changes; avoid steam and ultrasonic cleaning.\u003c\/p\u003e\u003cp\u003ePhotographs show this individual gemstone. Color may vary with lighting and screen settings.\u003c\/p\u003e\u003ch2\u003eDigital Gem Passport\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"https:\/\/otzera.com\/pages\/passport\/otz-2026-01762\"\u003eView this gemstone’s Digital Gem Passport\u003c\/a\u003e for its permanent record and Otzera 50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default","offer_id":51502639350007,"sku":"OTZ-2026-01762","price":1095.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01762-1-4k.jpg?v=1793202596"},{"product_id":"1-51-ct-blue-sapphire-oval-mixed-cut-1","title":"1.51 ct Deep Blue Sapphire — Oval Mixed Cut","description":"\u003ch2\u003eCollector’s Note\u003c\/h2\u003e\u003cp\u003eDeep blue color and a graceful oval shape give this 1.51 ct natural sapphire a classic appeal. Its mixed cut reveals blue flashes as the viewing angle changes, and the elongated outline offers an elegant presence at 7.9 mm long. A versatile stone for a personal collection or a bespoke ring or pendant.\u003c\/p\u003e\u003ch2\u003eGemstone Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGemstone: Natural blue sapphire\u003c\/li\u003e\n\u003cli\u003eSpecies: Corundum\u003c\/li\u003e\n\u003cli\u003eWeight: 1.51 ct\u003c\/li\u003e\n\u003cli\u003eShape \/ Cut: Oval Mixed Cut\u003c\/li\u003e\n\u003cli\u003eMeasurements: 7.9 x 6.0 x 3.5 mm\u003c\/li\u003e\n\u003cli\u003eTreatment: Heated\u003c\/li\u003e\n\u003cli\u003eOtzera ID: OTZ-2026-01764\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOtzera 50\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e29\/50 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance Index: 70%\u003c\/p\u003e\u003ch2\u003eCare\u003c\/h2\u003e\u003cp\u003eClean with lukewarm water, mild soap and a soft brush. Protect from hard knocks and sudden temperature changes.\u003c\/p\u003e\u003cp\u003ePhotographs show this individual gemstone. Color may vary with lighting and screen settings.\u003c\/p\u003e\u003ch2\u003eDigital Gem Passport\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"https:\/\/otzera.com\/pages\/passport\/otz-2026-01764\"\u003eView this gemstone’s Digital Gem Passport\u003c\/a\u003e for its permanent record and Otzera 50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51504031858935,"sku":"OTZ-2026-01764","price":695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01764-1-4k.jpg?v=1793202595"},{"product_id":"1-14-ct-natural-ruby-oval-mixed-cut","title":"1.14 ct Natural Ruby — Oval Mixed Cut","description":"\u003ch2\u003eCollector’s Note\u003c\/h2\u003e\n\u003cp\u003eRich red color is the attraction of this 1.14 ct natural Mozambique ruby. Its oval mixed cut brings warm flashes through the stone, with a classic outline that lends itself beautifully to a ring or pendant. An inviting addition to a colored gemstone collection, with a red hue that catches the eye and a shape that remains timeless.\u003c\/p\u003e\n\u003ch2\u003eGemstone Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGemstone: Natural ruby\u003c\/li\u003e\n\u003cli\u003eSpecies: Corundum\u003c\/li\u003e\n\u003cli\u003eWeight: 1.14 ct\u003c\/li\u003e\n\u003cli\u003eShape \/ Cut: Oval Mixed Cut\u003c\/li\u003e\n\u003cli\u003eMeasurements: 6.7 x 5.2 x 3.1 mm\u003c\/li\u003e\n\u003cli\u003eOrigin: Mozambique\u003c\/li\u003e\n\u003cli\u003eTreatment: Heated\u003c\/li\u003e\n\u003cli\u003eOtzera ID: OTZ-2026-01769\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOtzera 50\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e31\/50 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance Index: 83%\u003c\/p\u003e\n\u003ch2\u003eCare\u003c\/h2\u003e\n\u003cp\u003eClean with lukewarm water, mild soap and a soft brush. Protect from hard knocks and sudden temperature changes.\u003c\/p\u003e\n\u003cp\u003ePhotographs show this individual gemstone. Color may vary with lighting and screen settings.\u003c\/p\u003e\u003ch2\u003eDigital Gem Passport\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"https:\/\/otzera.com\/pages\/passport\/otz-2026-01769\"\u003eView this gemstone’s Digital Gem Passport\u003c\/a\u003e for its permanent record and Otzera 50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51504031891703,"sku":"OTZ-2026-01769","price":1295.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01769-1-4k.jpg?v=1793202595"},{"product_id":"4-33-ct-pink-tourmaline-oval-mixed-cut","title":"4.33 ct Pink Tourmaline — Oval Mixed Cut","description":"\u003ch2\u003eCollector’s Note\u003c\/h2\u003e\u003cp\u003eRich raspberry-pink color gives this 4.33 ct natural tourmaline a vivid personality. The oval mixed cut reveals bright pink reflections around a generous central face, while its clear appearance makes the faceting a pleasure to explore. At 10.75 mm long, it has the presence to anchor a bespoke jewel and the color to become a memorable part of a collection.\u003c\/p\u003e\u003ch2\u003eGemstone Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGemstone: Natural pink tourmaline\u003c\/li\u003e\n\u003cli\u003eSpecies: Tourmaline\u003c\/li\u003e\n\u003cli\u003eWeight: 4.33 ct\u003c\/li\u003e\n\u003cli\u003eShape \/ Cut: Oval Mixed Cut\u003c\/li\u003e\n\u003cli\u003eMeasurements: 10.75 x 8.35 x 6.9 mm\u003c\/li\u003e\n\u003cli\u003eTreatment: None\u003c\/li\u003e\n\u003cli\u003eOtzera ID: OTZ-2026-01771\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOtzera 50\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e30\/50 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance Index: 70%\u003c\/p\u003e\u003ch2\u003eTreatment\u003c\/h2\u003e\u003cp\u003eTourmaline comes in more colors than almost any other gem, and this stone’s color is natural.\u003c\/p\u003e\u003ch2\u003eCare\u003c\/h2\u003e\u003cp\u003eClean with lukewarm water, mild soap and a soft brush. Protect from hard knocks and sudden temperature changes. Avoid steam and ultrasonic cleaning.\u003c\/p\u003e\u003cp\u003ePhotographs show this individual gemstone. Color may vary with lighting and screen settings.\u003c\/p\u003e\u003ch2\u003eDigital Gem Passport\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"https:\/\/otzera.com\/pages\/passport\/otz-2026-01771\"\u003eView this gemstone’s Digital Gem Passport\u003c\/a\u003e for its permanent record and Otzera 50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51504040313079,"sku":"OTZ-2026-01771","price":1295.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01771-1-4k.jpg?v=1793202595"},{"product_id":"1-10-ct-emerald-emerald-cut","title":"1.10 ct Emerald — Emerald Cut","description":"\u003ch2\u003eCollector’s Note\u003c\/h2\u003e\u003cp\u003eDeep green color and the elegant geometry of an emerald cut give this natural Zambian emerald its appeal. The stepped facets frame the color in a classic rectangular outline, revealing green reflections as the stone turns. At 1.10 ct and 7.1 mm long, it brings a rich touch of color to a personal collection or a bespoke jewel.\u003c\/p\u003e\u003ch2\u003eGemstone Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGemstone: Natural emerald\u003c\/li\u003e\n\u003cli\u003eSpecies: Beryl\u003c\/li\u003e\n\u003cli\u003eWeight: 1.10 ct\u003c\/li\u003e\n\u003cli\u003eShape \/ Cut: Emerald Cut\u003c\/li\u003e\n\u003cli\u003eMeasurements: 7.1 x 5.3 x 3.8 mm\u003c\/li\u003e\n\u003cli\u003eOrigin: Zambia\u003c\/li\u003e\n\u003cli\u003eTreatment: Clarity enhanced with oil\/resin\u003c\/li\u003e\n\u003cli\u003eOtzera ID: OTZ-2026-01763\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOtzera 50\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e33\/50 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance Index: 83%\u003c\/p\u003e\u003ch2\u003eCare\u003c\/h2\u003e\u003cp\u003eClean gently with mild soapy water and a soft cloth. Avoid steam, ultrasonic cleaning, solvents and high heat.\u003c\/p\u003e\u003cp\u003ePhotographs show this individual gemstone. Color may vary with lighting and screen settings.\u003c\/p\u003e\u003ch2\u003eDigital Gem Passport\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"https:\/\/otzera.com\/pages\/passport\/otz-2026-01763\"\u003eView this gemstone’s Digital Gem Passport\u003c\/a\u003e for its permanent record and Otzera 50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51505266000119,"sku":"OTZ-2026-01763","price":895.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01763-1-4k.jpg?v=1793202595"},{"product_id":"3-53-ct-blue-spinel-oval-mixed-cut","title":"3.53 ct Blue Spinel — Oval Mixed Cut","description":"\u003ch2\u003eCollector’s Note\u003c\/h2\u003e\u003cp\u003eCool steel-blue color and an elongated oval shape give this natural spinel a distinctive elegance. Broad facets catch silvery reflections and flashes of blue as the viewing angle changes. At 3.53 ct and 12.5 mm long, it has a generous presence that would suit a statement pendant, a bespoke ring or a collection exploring the many shades of blue.\u003c\/p\u003e\u003ch2\u003eGemstone Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGemstone: Natural blue spinel\u003c\/li\u003e\n\u003cli\u003eSpecies: Spinel\u003c\/li\u003e\n\u003cli\u003eWeight: 3.53 ct\u003c\/li\u003e\n\u003cli\u003eShape \/ Cut: Oval Mixed Cut\u003c\/li\u003e\n\u003cli\u003eMeasurements: 12.5 x 7.7 x 4.4 mm\u003c\/li\u003e\n\u003cli\u003eTreatment: None\u003c\/li\u003e\n\u003cli\u003eOtzera ID: OTZ-2026-01765\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOtzera 50\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e28\/50 — Collectible\u003c\/strong\u003e\u003cbr\u003eFace-Up Performance Index: 55%\u003c\/p\u003e\u003ch2\u003eTreatment\u003c\/h2\u003e\u003cp\u003eSpinel is rarely treated, and much of its appeal to collectors is that its color is natural.\u003c\/p\u003e\u003ch2\u003eCare\u003c\/h2\u003e\u003cp\u003eClean gently with lukewarm water, mild soap and a soft brush. Protect from hard knocks and sudden temperature changes.\u003c\/p\u003e\u003cp\u003ePhotographs show this individual gemstone. Color may vary with lighting and screen settings.\u003c\/p\u003e\u003ch2\u003eDigital Gem Passport\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"https:\/\/otzera.com\/pages\/passport\/otz-2026-01765\"\u003eView this gemstone’s Digital Gem Passport\u003c\/a\u003e for its permanent record and Otzera 50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51505266032887,"sku":"OTZ-2026-01765","price":1395.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01765-1-4k.jpg?v=1793202595"}],"url":"https:\/\/otzera.com\/collections\/o50-collectible.oembed?page=2","provider":"Otzera","version":"1.0","type":"link"}