{"product_id":"2-44-ct-unheated-ceylon-blue-sapphire","title":"2.44 ct Unheated Ceylon Blue Sapphire","description":"\u003cp\u003e\u003cstrong\u003eCollector's Note\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA 2.44 ct natural Ceylon blue sapphire with no heat recorded in the current Otzera evaluation and an unusually broad face-up presentation for its weight. Its light-to-medium blue appearance and visible silk give it a distinctly natural character, making it an accessible option for a collector who values size, provenance and unheated status.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGemstone Details\u003c\/strong\u003e\u003c\/p\u003e\n\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 2.44 ct\u003cbr\u003e\u003cstrong\u003eShape \/ Cut:\u003c\/strong\u003e Oval Mixed Cut\u003cbr\u003e\u003cstrong\u003eMeasurements:\u003c\/strong\u003e 10.55 × 7.22 × 3.18 mm\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Sri Lanka (Ceylon)\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e None recorded in the current Otzera evaluation\u003cbr\u003e\u003cstrong\u003eClarity:\u003c\/strong\u003e Fine loupe-visible intact needle silk\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 24\/50 — Discovery\u003cbr\u003e\u003cstrong\u003eFace-Up Performance:\u003c\/strong\u003e 43% \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCut \u0026amp; Optical Note\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe stone is cut unusually shallow, creating substantial central windowing. That same shallow construction gives it a notably large face-up spread for 2.44 ct. It is best suited to a collector who prioritizes unheated character and visible size over optimized light return.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTreatment \u0026amp; Origin Disclosure\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe current Otzera record lists Sri Lanka (Ceylon) as the geographic origin and no treatment. These statements are based on the current Otzera record rather than an independent laboratory origin report.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCare \u0026amp; Setting\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSapphire is highly durable for jewelry wear. Because of the stone's shallow profile, setting design should provide secure support around the girdle. Clean with warm water, mild soap and a soft brush.\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, origin and treatment disclosures, cut observations and O50 evaluation.\u003c\/p\u003e","brand":"Otzera","offers":[{"title":"Default Title","offer_id":51188916355319,"sku":"OTZ-2026-01672","price":685.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/9999\/6919\/files\/OTZ-2026-01672-unheated-blue-sapphire-1.jpg?v=1789876660","url":"https:\/\/otzera.com\/products\/2-44-ct-unheated-ceylon-blue-sapphire","provider":"Otzera","version":"1.0","type":"link"}