{"product_id":"vintage-18k-gold-pompadour-unheated-sapphire-diamond-ring","title":"Vintage 18k Gold Pompadour Ring — Unheated Madagascar Sapphire \u0026 Diamonds | Bellerophon Certified","description":"\u003cp\u003eA refined vintage pompadour ring from circa 1980 in 18k gold, centered on a natural unheated sapphire from Madagascar — a stone certified no-heat by the gemological laboratory Bellerophon.\u003c\/p\u003e\n\u003cp\u003eThe sapphire weighs 3.55 carats. Madagascar has emerged as one of the world's most important sapphire sources, producing stones of exceptional color range and quality. A certified unheated stone of this size from this origin is a serious collector's piece.\u003c\/p\u003e\n\u003cp\u003eThe sapphire is set within a halo of 12 brilliant-cut diamonds of approximately 0.90 carats total weight. The pompadour form gives the ring a distinctive architectural presence on the hand.\u003c\/p\u003e\n\u003ch4\u003eDetails:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePeriod:\u003c\/strong\u003e Vintage, circa 1980\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal:\u003c\/strong\u003e 18k gold\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentral stone:\u003c\/strong\u003e Natural unheated sapphire, Madagascar, 3.55ct — Bellerophon laboratory no-heat certified\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccent stones:\u003c\/strong\u003e 12 brilliant-cut diamonds, approx. 0.90ct total — estimated E color, VS\/SI clarity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlateau dimensions:\u003c\/strong\u003e 19 x 14 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal weight:\u003c\/strong\u003e 5.7 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 51 FR — 5.75 US — L UK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHallmarks:\u003c\/strong\u003e Owl mark (Guarantee mark for 18k gold)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e Bellerophon no-heat certificate included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Excellent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003eThe ring shank features tapered beads.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Antique Jewelry Finds","offers":[{"title":"Default Title","offer_id":58264558666060,"sku":"RI-1045","price":6500.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/8633\/8124\/files\/vintage-18k-gold-pompadour-madagascar-sapphire-diamond-ring-front.jpg?v=1785506155","url":"https:\/\/antiquejewelryfinds.com\/products\/vintage-18k-gold-pompadour-unheated-sapphire-diamond-ring","provider":"Antique Jewelry Finds","version":"1.0","type":"link"}