Edwardian diamond coronet cluster ring. Set to centre with a cushion shape old mine diamond, H colour, VS1 clarity with a weight of 1.35 carats in a open back claw setting, encirced by ten cushion shape old mine diamonds in open back claw settings with a combined approximate weight of 2.00 carats, further set with two cushion shape old mine diamonds in open back grain settings with a combined approximate weight of 0.30 carats. The total approximate diamond weight is 3.65 carats, to an impressive coronet cluster featuring curving claws, a pierced gallery and fancy open backholing, leading to broad shoulders and flowing through to a solid D-shape shank. Marked 18 carat yellow gold and platinum, circa 1915, accompanied by Gemological Institute of America (G.I.A.) report #2203163963.
