Art Deco diamond cluster ring. Set centrally with a round old cut diamond in an open back rubover setting with an approximate weight of 1.05 carats, flanked vertically by two round old cut diamonds in open back rubover settings with a combined weight of 0.55 carats, further set with thirty four round old cut diamonds in open back grain settings with a combined weight of 1.25 carats. The total approximate diamond weight is 2.75 carats, to a symmeteical openwork cluster design enriched with millegrain decoration throughout, a decoratively pierced gallery featuring flora motifs and fancy open backholing, flanked by trumpeting diamond set shoulders which flow through to a solid D-shape shank. Marked platinum. Tested platinum, circa 1920.
