{"product_id":"18k-gold-three-stone-purple-himalaya-sapphire-diamond-ring","title":"18k Gold Three-Stone Ring — Natural Purple Himalaya Sapphire \u0026 Diamonds | GRS Certified","description":"\u003cp\u003eA contemporary three-stone ring from circa 1990, centered on a natural purple sapphire from the Himalaya mountain— one of the rarest and most compelling color sapphires available to collectors today. Clean, confident, and built to be worn.\u003c\/p\u003e\n\u003cp\u003eThe sapphire weighs 3.79 carats and displays the characteristic deep, saturated purple that distinguishes Himalayan sapphires from all other sources. The stone is accompanied by a certificate from GRS (Gemresearch Swisslab) confirming the origin and no thermal treatment.\u003c\/p\u003e\n\u003cp\u003eThe sapphire is flanked by two oval brilliant-cut diamonds in a classic three-stone composition. The 18k white gold shank is set throughout with brilliant-cut diamonds, bringing the total diamond weight to approximately 0.80 carats.\u003c\/p\u003e\n\u003ch4\u003eDetails:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePeriod:\u003c\/strong\u003e Contemporary, circa 1990\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal:\u003c\/strong\u003e 18k white gold\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentral stone:\u003c\/strong\u003e Natural purple sapphire, Himalaya, oval, 3.79ct\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccent stones:\u003c\/strong\u003e Two oval brilliant-cut diamonds, brilliant-cut diamonds on shank — approx. 0.80ct total, estimated E\/F color, VS clarity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlateau dimensions:\u003c\/strong\u003e 11 x 14 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal weight:\u003c\/strong\u003e 7.6 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 55 FR — 7.25 US — O UK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHallmarks:\u003c\/strong\u003e Eagle's head and 750 mark (Guarantee mark for 18k gold)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e GRS (Gemresearch Swisslab) certificate included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Very good\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Antique Jewelry Finds","offers":[{"title":"Default Title","offer_id":58182473810252,"sku":"RI-1027","price":7500.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/8633\/8124\/files\/DSC_0143_b2ff7d3d-736d-4411-98e9-7802bd60295b.jpg?v=1784795931","url":"https:\/\/antiquejewelryfinds.com\/products\/18k-gold-three-stone-purple-himalaya-sapphire-diamond-ring","provider":"Antique Jewelry Finds","version":"1.0","type":"link"}