{"product_id":"1-17ct-oval-color-change-sapphire-gemstone-unheated","title":"1.17 ct Oval color change Sapphire ~ Unheated","description":"\u003cp\u003eThis 1.17 carat Oval color change Sapphire from Ceylon (Sri Lanka) is oval mixed brilliant cut, measuring 7.35 × 5.63 × 4.04 mm. The stone shifts between violet and blue depending on the light source — violet under incandescent light, blue under daylight or fluorescent. It is natural and unheated, with inclusions visible at eye level that are characteristic of unenhanced rough. Accompanied by a lab report. Color-change sapphires are among the rarest phenomena in the sapphire family; Ceylon is their primary source.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eCarat Weight: 1.17 Carats\u003c\/li\u003e\n\u003cli\u003eGem Type: Natural Color-Change Sapphire\u003c\/li\u003e\n\u003cli\u003eCut: Oval, mixed brilliant\u003c\/li\u003e\n\u003cli\u003eDimensions: 7.35 × 5.63 × 4.04 mm\u003c\/li\u003e\n\u003cli\u003eOrigin: Sri Lanka (Ceylon)\u003c\/li\u003e\n\u003cli\u003eTreatment: None — unheated and untreated\u003c\/li\u003e\n\u003cli\u003eColor: Violet to blue (color-change)\u003c\/li\u003e\n\u003cli\u003eClarity: Lightly included — eye-visible inclusions\u003c\/li\u003e\n\u003cli\u003eCertification: Lab report\u003c\/li\u003e\n\u003cli\u003eHardness: 9 on the Mohs scale\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eCare of Oval color change Sapphire\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eClean with lukewarm water and mild soap using a soft brush\u003c\/li\u003e\n\u003cli\u003eStore separately to avoid surface contact\u003c\/li\u003e\n\u003cli\u003eRemove before heavy physical activity\u003c\/li\u003e\n\u003cli\u003eAvoid ultrasonic or steam cleaners\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003eWhat's included\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eLab report\u003c\/li\u003e\n\u003cli\u003eGemstone packed in a gem sleeve\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crescent Gems","offers":[{"title":"Default Title","offer_id":42665945530435,"sku":"CG8305","price":1404.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/8982\/8931\/files\/stone_CG8305_image-1.jpg?v=1778308940","url":"https:\/\/crescentgems.com\/products\/1-17ct-oval-color-change-sapphire-gemstone-unheated","provider":"Crescent Gems","version":"1.0","type":"link"}