{"product_id":"natural-1-89ct-colour-change-blue-green-sapphire-no-heat-heart-cut-igi-certified","title":"NATURAL 1.89ct COLOUR CHANGE Blue Green Sapphire NO HEAT Heart Cut IGI CERTIFIED","description":"Natural Rare Untreated Colour Change Sapphire Gemstone.\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e1.89 Carat unheated sapphire with a rare colour change effect. Changing colour depending on the light its viewed in. Very rare for natural gemstones, especially sapphires.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eChanges colour from a bluish yellow-green in white daylight to brownish yellow in incandescent or artificial light. Very rare and stunning to see.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eFully certified and sealed by IGI confirming stone as natural, untreated and with colour change effect.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eHas excellent clarity, a very clean stone also has an excellent heart cut and ideal polish to show great shine and colour, would look lovely in a piece of high end jewellery.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eA fine, top grade, certified untreated colour change sapphire sapphire. A unique rare gem.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003c\/div\u003e","brand":"GemsandJewelsUK","offers":[{"title":"Default Title","offer_id":44406624190701,"sku":"204536979032","price":850.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0251\/9325\/0893\/products\/57_570d03ce-bef3-4be7-990e-a4ff3da1676a.jpg?v=1699716022","url":"https:\/\/gemsandjewelsuk.com\/sv\/products\/natural-1-89ct-colour-change-blue-green-sapphire-no-heat-heart-cut-igi-certified","provider":"GemsandJewelsUK","version":"1.0","type":"link"}