Art Deco diamond cluster ring. Set to centre with an octagonal emerald-cut diamond in an open back rubover setting, with an approximate weight of 0.85 carats, accompanied by a row of eight rectangular baguette cut diamonds in open back rubover channel settings with a combined weight of 0.80 carats, encircled by twenty two round old cut diamonds in open back grain settings with a combined weight of 0.90 carats. The total approximate diamond weight is 2.55 carats, to an elegant geometric rectangular openwork cluster design, featuring millegrain borders, an intricately pierced gallery with scroll motifs and fancy open backholing, flanked by trumpeting split shoulders leading smoothly down to a solid tapering shank. Marked platinum and iridium, American, circa 1935.
