{"product_id":"vintage-1975-18k-white-gold-amethyst-diamond-cocktail-ring-london-hallmarks","title":"Vintage 1975 18K White Gold Amethyst \u0026 Diamond Cocktail Ring | London Hallmarks","description":"\u003cp\u003eA striking vintage English cocktail ring dating to 1975, featuring a richly coloured natural amethyst surrounded by a sparkling halo of natural diamonds.\u003c\/p\u003e\n\u003cp\u003eCrafted in 18K white gold, the ring retains a full set of British hallmarks, including the London assay mark and date letter “A” for 1975, providing a clear record of its British origin and date.\u003c\/p\u003e\n\u003cp\u003eAt the centre is a substantial natural oval-cut amethyst, measuring approximately 14.8 × 11.8 × 6.5mm and estimated to weigh approximately 5.0–5.5 carats. The stone displays beautiful depth of colour, ranging from rich violet and deep purple to softer pinkish-purple tones as it catches the light.\u003c\/p\u003e\n\u003cp\u003eSurrounding the amethyst are 20 natural round diamonds, each measuring approximately 2mm in diameter, with an estimated combined weight of approximately 0.55–0.65 carats. Arranged in a delicate radiating halo, the diamonds provide a bright contrast to the intense purple centre stone.\u003c\/p\u003e\n\u003cp\u003eThe elevated openwork basket setting allows light to enter the amethyst from the sides and beneath, while the sculptural white-gold framework gives the substantial setting an elegant and balanced profile.\u003c\/p\u003e\n\u003cp\u003eBold yet refined, this is a beautiful example of a 1970s British cocktail ring, combining a generously sized coloured gemstone with the brilliance of a classic diamond surround.\u003c\/p\u003e\n\u003cp\u003eDetails\u003c\/p\u003e\n\u003cp\u003e* Date: 1975\u003cbr\u003e* Origin: London, England\u003cbr\u003e* Date Letter: A\u003cbr\u003e* Metal: 18K White Gold\u003cbr\u003e* Hallmarks: Full British hallmarks\u003cbr\u003e* Gemstone: Natural Amethyst\u003cbr\u003e* Amethyst Size: approx. 14.8 × 11.8 × 6.5mm\u003cbr\u003e* Estimated Amethyst Weight: approx. 5.0–5.5ct\u003cbr\u003e* Diamonds: 20 natural diamonds\u003cbr\u003e* Diamond Size: approx. 2mm each\u003cbr\u003e* Estimated Total Diamond Weight: approx. 0.55–0.65ct\u003cbr\u003e* Ring Face: approx. 19.2 × 11.2mm\u003cbr\u003e* Total Weight: approx. 7.27g\u003cbr\u003e* Ring Size: UK M \/ US 6 \/ HK 13 \/ EU 52\u003cbr\u003e* Condition: Excellent vintage condition\u003c\/p\u003e\n\u003cp\u003eThe metal and gemstones have been professionally tested. Gemstone carat weights are estimated from measurements while mounted and have not been verified by removing the stones from their settings.\u003c\/p\u003e\n\u003cp\u003e【📦 Worldwide shipping directly from London, UK.】\u003c\/p\u003e","brand":"SHECH","offers":[{"title":"Default Title","offer_id":48939514527933,"sku":null,"price":1650.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1405\/7422\/files\/B251A414-FA4F-4AB5-9CC8-521FAE62E2F4.png?v=1790090748","url":"https:\/\/shech.com\/products\/vintage-1975-18k-white-gold-amethyst-diamond-cocktail-ring-london-hallmarks","provider":"SHECH ","version":"1.0","type":"link"}