{"product_id":"18ct-yellow-gold-platinum-square-sapphire-diamond-cluster-ring-circa-1920","title":"18ct Yellow Gold \u0026 Platinum Square Sapphire \u0026 Diamond Cluster Ring Circa 1920","description":"\u003cp\u003eOne fine 18ct Yellow Gold and Platinum (tested) Square Sapphire and Diamond Cluster Ring, centrally \"Rub Over Set\" with one \"Square Cut\"  Montana (verbal CC) Sapphire with a Mille Grain Edge, surrounded in a Square Scallop edged Cluster by twelve \"Rub Over Set\" \"Single Cut\" Diamonds. All on a fine 18ct Yellow Gold Shank.\u003c\/p\u003e\n\u003cp\u003eEnglish Circa 1920\u003c\/p\u003e","brand":"Robin Haydock Antique Jewellery","offers":[{"title":"Default Title","offer_id":58043677901187,"sku":"3524","price":1850.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/3616\/7390\/files\/Photo08-05-2026_160916.jpg?v=1778764688","url":"https:\/\/robinhaydockantiques.com\/products\/18ct-yellow-gold-platinum-square-sapphire-diamond-cluster-ring-circa-1920","provider":"Robin Haydock Antique Jewellery","version":"1.0","type":"link"}