Vintage old mine diamond and sapphire ring. Set with a cushion shape old mine diamond in an open back four claw setting with an approximate weight of 1.15 carats, flanked by two kite shaped baguette cut natural unenhanced sapphires in open back rubover settings with a combined approximate weight of 0.50 carats, to a geometric design with structured openwork gallery, pierced backholing and on a slim D-shape shank. Marked platinum, English, circa 1960.
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