Vintage three stone diamond cluster ring. Set to centre with three marquise shape old cut diamonds in open back rubover settings with a combined approximate weight of 0.80 carats, further set with six rectangular baguette cut diamonds in open back rubover settings with a combined weight of 0.30 carats, further adorned with twenty four round brilliant cut diamonds in open back grain settings with a combined weight of 0.72 carats. The total approximate diamond weight is 1.82 carats, to an elegant openwork cluster design featuring millegrain edging, an intricately pierced gallery and fancy open backholing, flanked by trumpeting split shoulders flowing through to a solid tapered shank. Marked platinum and iridium, American, circa 1950.
