Art Decodiamond two stone cluster ring. Centrally set with two round old cutdiamonds in open backrubover settings with a combined approximate weight of 1.40 carats, flanked by two round old cut diamonds in open back grain settings with a combined weight of 0.17 carats, surrounded by twenty two round eight cut diamonds in open back grain settings with a combined weight of 0.66 carats. The total approximate diamond weight is 2.23 carats, to an ornate two stone design featuring openwork details with millegrain edging, a pierced scalloped gallery and open backholing, leading to integrated engravedshoulders and flowing through to a solid D-shapeshank. Markedplatinum, indistinct hallmark, makers mark 'R.R', numbered '193', French import mark, circa 1920.
Art Deco diamond two stone cluster ring, circa 1920.
Art Deco diamond two stone cluster ring. Centrally set with two round old cut diamonds in open back rubover settings with a combined approximate weight of 1.40 carats, flanked by two round old cut diamonds in open back grain settings with a combined weight of 0.17 carats, surrounded by twenty two round eight cut diamonds in open back grain settings with a combined weight of 0.66 carats. The total approximate diamond weight is 2.23 carats, to an ornate two stone design featuring openwork details with millegrain edging, a pierced scalloped gallery and open backholing, leading to integrated engraved shoulders and flowing through to a solid D-shape shank. Marked platinum, indistinct hallmark, makers mark 'R.R', numbered '193', French import mark, circa 1920.