Vintage diamond cluster ring. Set to centre with four square step cut diamonds in open back rubover settings with a combined approximate weight of 1.00 carats, further set with twenty round brilliant cut diamonds in open back grain settings with a combined weight of 1.00 carats. The total approximate diamond weight is 2.00 carats, to an elegant tapered cluster design featuring polished edges, a pierced gallery and fancy open backholing, flanked by trumpeting openwork shoulders flowing through to a solid chamfered tapering shank. Tested platinum, numbered '2555' and '118', circa 1950.
