{"title":"Red Gemstones","description":"\u003cp\u003eRed gemstones from the Otzera collection — ruby, spinel and other vivid reds.\u003c\/p\u003e","products":[{"product_id":"1-15-ct-natural-ruby-from-sri-lanka-dual-certified","title":"1.15 ct Natural Pinkish Red Ruby from Sri Lanka — Dual Certified","description":"\u003cp class=\"p2\"\u003eThis natural ruby displays a vivid pinkish-red color, with lively flashes of red, pink and magenta visible as the stone moves in the sunlight. Its softly rounded cushion shape gives it a classic appearance, while the mixed-cut faceting helps distribute color and brilliance across the face of the gemstone.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eThe ruby is accompanied by \u003cb\u003etwo independent gemological reports\u003c\/b\u003e. The primary report from Professional Gem Sciences Laboratory records a weight of \u003cb\u003e1.15 carats\u003c\/b\u003e, while an earlier report from Tokyo Gem Laboratory in Thailand records \u003cb\u003e1.16 carats\u003c\/b\u003e. This minor difference is because I fixed a small abrasion on the stone after purchasing it.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eBoth laboratories identify the gemstone as a \u003cb\u003enatural ruby. \u003c\/b\u003eIt is at the far pink end of the spectrum and is not priced as a rich red ruby would be priced for that reason. But names aside, this bright stone emits life from the very first moment you look at it. Both reports confirm evidence of traditional heat enhancement. The PGSL report further attributes the ruby’s geographic origin to \u003cb\u003eSri Lanka, historically known as Ceylon\u003c\/b\u003e, one of the world’s most respected sources of fine ruby and sapphire.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eThe stone was personally acquired during a gemstone-buying trip to Thailand many years ago. This documented history, together with its dual certification, gives the ruby an added sense of provenance and makes it especially appealing as a collectible gemstone.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eGemstone Details\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003eGemstone:\u003c\/b\u003e Natural Ruby\u003cbr\u003e\u003cb\u003eMineral:\u003c\/b\u003e Corundum\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 1.15 carats\u003cbr\u003e\u003cb\u003eShape:\u003c\/b\u003e Cushion\u003cbr\u003e\u003cb\u003eCut:\u003c\/b\u003e Mixed Cut\u003cbr\u003e\u003cb\u003eMeasurements:\u003c\/b\u003e 6.58 × 5.23 × 3.71 mm\u003cbr\u003e\u003cb\u003eColor:\u003c\/b\u003e Vivid Purplish Red \/ Pinkish Red\u003cbr\u003e\u003cb\u003ePolish:\u003c\/b\u003e Very Good\u003cbr\u003e\u003cb\u003eSymmetry:\u003c\/b\u003e Very Good\u003cbr\u003e\u003cb\u003eOverall Cut Grade:\u003c\/b\u003e Very Well Made\u003cbr\u003e\u003cb\u003eGeographic Origin:\u003c\/b\u003e Sri Lanka (Ceylon)\u003cbr\u003e\u003cb\u003eEnhancement:\u003c\/b\u003e Standard Heat\u003cbr\u003e\u003cb\u003eTreatment Stability:\u003c\/b\u003e Excellent\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eCertification\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003ePrimary Report:\u003c\/b\u003e Professional Gem Sciences Laboratory\u003cbr\u003e\u003cb\u003eReport Number:\u003c\/b\u003e 3812001536\u003cbr\u003e\u003cb\u003eReport Date:\u003c\/b\u003e October 15, 2019\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003eSecondary Report:\u003c\/b\u003e Tokyo Gem Laboratory, Thailand\u003cbr\u003e\u003cb\u003eFile Number:\u003c\/b\u003e 23110261\u003cbr\u003e\u003cb\u003eReport Date:\u003c\/b\u003e November 11, 2013\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eProvenance\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003ePersonally acquired during a gemstone-buying trip to Thailand and retained for many years before being selected for the Otzera collection.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eThe Otzera Perspective\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eThis ruby combines attractive color, documented Sri Lankan origin and an unusually well-supported gemological history. Its dual certification provides added confidence in its natural identity, while its personal buying-trip provenance gives the stone a story that extends beyond its laboratory specifications.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003eEach Otzera gemstone is individually selected for its beauty, character and collectible appeal. This ruby is extraordinarily clean and free from inclusions for ruby, making it an attractive stone for a collector with discerning taste.\u003c\/p\u003e","brand":"otzera","offers":[{"title":"Default Title","offer_id":50974973329655,"sku":"1963562","price":2250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/1-15-ct-sri-lanka-ruby-face-up_31bf6205-86c7-4be1-b25f-3eda3b25346a.jpg?v=1789010109"},{"product_id":"red-spinel-otz-2026-01629","title":"1.63 ct Vivid Red Spinel","description":"\u003cp\u003eVivid red color with a subtle pink modifier and exceptional brightness make this 1.63 ct spinel an immediately striking stone. Its oval mixed cut shows very little windowing or extinction, producing strong brilliance across the face of the gem.\u003c\/p\u003e\n\n\u003cp\u003eThe main clarity feature is a cluster of eye-visible crystals through the table. Rather than appearing strongly contrasting, the inclusions sit close to the body color and give the stone a distinctive natural character. At this size, the combination of color and brilliance is the primary collector appeal.\u003c\/p\u003e\n\n\u003cp\u003eThe stone was represented to us as Vietnamese, but that origin has not been independently verified and is therefore not reflected in its Otzera score.\u003c\/p\u003e\n\n\u003cp\u003eOtzera 50: 40\/50 — Distinguished\u003cbr\u003e\nFace-Up Performance: 93%\u003cbr\u003e\nWeight: 1.63 ct\u003cbr\u003e\nDimensions: 8.01 × 6.08 × 4.07 mm\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51034350452983,"sku":"OTZ-2026-01629","price":2450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01629-d.jpg?v=1786964740"},{"product_id":"red-spinel-otz-2026-01643","title":"2.13 ct Natural Red Spinel","description":"\u003cp\u003eCollector's Note\u003cbr\u003e\nA natural 2.13 ct red spinel with a deep red appearance and classic oval outline. Offered with no treatment indicated in the Otzera record, it is a straightforward natural example of one of the gemstone world's most recognizable red collector materials.\u003c\/p\u003e\n\n\u003cp\u003eGemstone Details\u003cbr\u003e\nGemstone: Natural Red Spinel\u003cbr\u003e\nSpecies: Natural Spinel\u003cbr\u003e\nWeight: 2.13 ct\u003cbr\u003e\nShape \/ Cut: Oval Mixed Cut\u003cbr\u003e\nMeasurements: 9.93 x 7.24 x 3.97 mm\u003c\/p\u003e\n\n\u003cp\u003eO50 Collector Evaluation\u003cbr\u003e\nOtzera 50: 27\/50 — Discovery\u003cbr\u003e\nFace-Up Performance: 55%\u003c\/p\u003e\n\n\u003cp\u003eTreatment \u0026amp; Origin Disclosure\u003cbr\u003e\nTreatment: None\u003cbr\u003e\nGeographic origin is not documented in the current Otzera record.\u003c\/p\u003e\n\n\u003cp\u003eCare \u0026amp; Setting\u003cbr\u003e\nSpinel 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\n\u003cp\u003eDigital Gem Passport\u003cbr\u003e\nAccompanied 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":51138651291895,"sku":"OTZ-2026-01643","price":1225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01643-red-spinel-4.jpg?v=1789007958"},{"product_id":"red-spinel-otz-2026-01645","title":"0.79 ct Myanmar Red Spinel","description":"\u003cp\u003eCollector's Note\u003cbr\u003e\nA compact natural red spinel with strong color and lively face-up return. At 0.79 ct, its oval mixed cut balances brightness with a rich red appearance, while the current Otzera record lists Myanmar (Burma) as its origin and no treatment.\u003c\/p\u003e\n\n\u003cp\u003eGemstone Details\u003cbr\u003e\nGemstone: Natural Red Spinel\u003cbr\u003e\nSpecies: Natural Spinel\u003cbr\u003e\nWeight: 0.79 ct\u003cbr\u003e\nShape \/ Cut: Oval Mixed Cut\u003cbr\u003e\nMeasurements: 5.93 x 5.11 x 3.77 mm\u003cbr\u003e\nOrigin: Myanmar (Burma)\u003cbr\u003e\nTreatment: None\u003c\/p\u003e\n\n\u003cp\u003eO50 Collector Evaluation\u003cbr\u003e\nOtzera 50: 34\/50 — Collectible\u003cbr\u003e\nFace-Up Performance: 80%\u003c\/p\u003e\n\n\u003cp\u003eTreatment \u0026amp; Origin Disclosure\u003cbr\u003e\nThe current Otzera record lists Myanmar (Burma) as the geographic origin and no treatment. No independent laboratory report is recorded for this stone.\u003c\/p\u003e\n\n\u003cp\u003eCare \u0026amp; Setting\u003cbr\u003e\nSpinel 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\n\u003cp\u003eDigital Gem Passport\u003cbr\u003e\nAccompanied by an Otzera Digital Gem Passport preserving its identifying details, origin and treatment disclosures, 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":"1-40-ct-vietnamese-ruby-gia-origin-report","title":"1.40 ct Vietnamese Ruby — GIA Origin Report","description":"\u003ch3\u003eCollector's Note\u003c\/h3\u003e\u003cp\u003eA vivid purple-red natural ruby from Vietnam with strong transparency and a compact cushion mixed cut. At 1.40 ct, the stone combines documented Vietnamese origin with lively color and a clean face-up appearance.\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 Natural Corundum\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.40 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Cushion Mixed Cut\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 5.86 × 5.32 × 4.44 mm\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Vietnam\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e Heated\u003c\/p\u003e\u003ch3\u003eO50 Collector Evaluation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 37\/50 — Distinguished\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 85%\u003c\/p\u003e\u003ch3\u003eTreatment \u0026amp; Origin Disclosure\u003c\/h3\u003e\u003cp\u003eGIA Sapphire Origin Report 6204859040 identifies the stone as natural corundum, natural ruby, purple-red, of Vietnamese geographic origin, heated.\u003c\/p\u003e\u003ch3\u003eLaboratory Documentation\u003c\/h3\u003e\u003cp\u003eAccompanied by GIA Sapphire Origin Report 6204859040, dated February 1, 2020.\u003c\/p\u003e\u003ch3\u003eCare \u0026amp; Setting\u003c\/h3\u003e\u003cp\u003eRuby is highly durable and suitable for everyday jewelry with normal care. 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, origin and treatment disclosures, and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51159530733815,"sku":"OTZ-2026-01653","price":2400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01653-vietnam-ruby-1.jpg?v=1789354326"},{"product_id":"1-00-ct-unheated-natural-ruby","title":"1.00 ct Unheated Natural Ruby","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003cbr\u003eA vivid slightly purplish-red natural ruby with the added collector appeal of no evidence of heat. At exactly 1.00 ct, the stone combines strong saturation, a pleasing oval outline and is a great introduction to ruby.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003cbr\u003eGemstone: Natural Ruby\u003cbr\u003eSpecies: Natural Corundum\u003cbr\u003eWeight: 1.00 ct\u003cbr\u003eShape \/ Cut: Oval Mixed Cut\u003cbr\u003eMeasurements: 6.30 × 5.20 × 3.44 mm\u003cbr\u003eColor: Vivid Slightly Purplish Red\u003cbr\u003eClarity: Slightly Included\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eO50 Collector Evaluation\u003c\/strong\u003e\u003cbr\u003eOtzera 50: 36\/50 — Distinguished\u003cbr\u003eFace-Up Performance: 78%\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment \u0026amp; Origin Disclosure\u003c\/strong\u003e\u003cbr\u003eProfessional Gem Sciences Laboratory reported no evidence of heat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLaboratory Documentation\u003c\/strong\u003e\u003cbr\u003eAccompanied by Professional Gem Sciences Laboratory Carte Blu Report No. 45020205, dated March 5, 2020.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003cbr\u003eRuby 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, laboratory documentation, treatment disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51159565631735,"sku":"OTZ-2026-01655","price":1600.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01655-natural-ruby-4.jpg?v=1789353939"},{"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: No treatment documented\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\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, disclosures 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\/OTZ-2026-01649-raspberry-rhodolite-garnet-1.jpg?v=1789353564"},{"product_id":"1-82-ct-purplish-red-natural-ruby-pgs-report","title":"1.82 ct Purplish Red Natural Ruby — PGS Report","description":"\u003ch3\u003eCollector's Note\u003c\/h3\u003e\u003cp\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, giving the listing a useful independent record of its identity, clarity, cut and traditional heat treatment.\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 Natural Corundum\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.82 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Oval Mixed Cut\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 9.04 × 6.30 × 3.32 mm\u003cbr\u003e\u003cstrong\u003eColor:\u003c\/strong\u003e Vivid Purplish Red\u003cbr\u003e\u003cstrong\u003eClarity:\u003c\/strong\u003e Slightly Included\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e Heat (Traditional)\u003c\/p\u003e\u003ch3\u003eO50 Collector Evaluation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 29\/50 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 73%\u003c\/p\u003e\u003ch3\u003eTreatment \u0026amp; Origin Disclosure\u003c\/h3\u003e\u003cp\u003eProfessional Gem Sciences Laboratory records traditional heat treatment. No geographic origin is stated on the accompanying report.\u003c\/p\u003e\u003ch3\u003eLaboratory Documentation\u003c\/h3\u003e\u003cp\u003eAccompanied by Professional Gem Sciences Laboratory Carte Blu Report No. 45020133, dated March 5, 2020.\u003c\/p\u003e\u003ch3\u003eCare \u0026amp; Setting\u003c\/h3\u003e\u003cp\u003eRuby is highly durable and well suited to 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, 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\/OTZ-2026-01662-natural-ruby-1_b4a53f2f-01a7-4da8-b431-24e12129c1fe.jpg?v=1789846262"},{"product_id":"1-66-ct-unheated-natural-ruby","title":"1.66 ct Unheated Natural Ruby","description":"\u003ch3\u003eCollector's Note\u003c\/h3\u003e\u003cp\u003eRich red color gives this 1.66 ct natural ruby immediate presence. Its elongated oval mixed cut gives the stone a distinctive character, while the current Otzera evaluation records no treatment, adding further collector interest without making the listing dependent on origin prestige.\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 1.66 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Oval Mixed Cut\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 8.41 × 5.99 × 3.65 mm\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e None recorded in the current Otzera evaluation\u003c\/p\u003e\u003ch3\u003eO50 Collector Evaluation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 29\/50 — Collectible\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 60%\u003c\/p\u003e\u003ch3\u003eTreatment \u0026amp; Origin Disclosure\u003c\/h3\u003e\u003cp\u003eThe current Otzera record lists no treatment. No geographic origin is assigned in the current record.\u003c\/p\u003e\u003ch3\u003eCare \u0026amp; Setting\u003c\/h3\u003e\u003cp\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\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":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-natural-ruby-1.jpg?v=1789856790"},{"product_id":"2-18-ct-nigerian-spessartite-garnet-precision-cut","title":"2.18 ct Nigerian Spessartite Garnet — Precision Cut","description":"\u003ch3\u003eCollector's Note\u003c\/h3\u003e\u003cp\u003eAn especially unusual spessartite, this 2.18 ct Nigerian garnet combines rich saturated red-orange color with crisp precision cutting and a loupe-clean appearance. Fresh from the cutter's wheel, the radiant outline and sharp facet pattern give the stone a vivid, graphic presence that stands apart from the more familiar bright orange expression of the variety.\u003c\/p\u003e\u003ch3\u003eGemstone Details\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eGemstone:\u003c\/strong\u003e Natural Spessartite Garnet\u003cbr\u003e\u003cstrong\u003eSpecies:\u003c\/strong\u003e Garnet\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.18 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Precision Radiant Cut\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 7.96 × 5.99 × 4.42 mm\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Nigeria\u003cbr\u003e\u003cstrong\u003eClarity:\u003c\/strong\u003e Loupe clean\u003c\/p\u003e\u003ch3\u003eO50 Collector Evaluation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eOtzera 50:\u003c\/strong\u003e 38\/50 — Distinguished\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 78%\u003c\/p\u003e\u003ch3\u003eTreatment \u0026amp; Origin Disclosure\u003c\/h3\u003e\u003cp\u003eThe current Otzera record lists Nigeria as the geographic origin.\u003c\/p\u003e\u003ch3\u003eCare \u0026amp; Setting\u003c\/h3\u003e\u003cp\u003eSpessartite garnet is suitable for jewelry wear with normal 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, origin disclosure and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51188426211575,"sku":"OTZ-2026-01668","price":1250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01668-spessartite-garnet-1.jpg?v=1789856855"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/collections\/OTZ-2026-01629-d.jpg?v=1786969649","url":"https:\/\/otzera.com\/collections\/red-gemstones.oembed","provider":"Otzera","version":"1.0","type":"link"}