Art Deco old mine diamond ring, English, circa 1930.
Art Deco old mine diamond ring. Set to centre with a cushion shape old mine diamond, J colour, VS1 clarity, with a weight of 2.87 carats in an open back claw setting, further adorned by six round single cut diamonds in open back grain settings with a combined weight of 0.12 carats. The total approximate diamond weight is 2.99 carats, to an elegant solitaire with curving double claws, polished edges, a pierced open gallery and fancy geometric backholing, the raised shoulders with linear detail flowing to a solid D-shape shank. Marked platinum, English, circa 1930, accompanied by a Gemmological Certification Services report #78130-38.