Art Deco ruby and diamond target ring. Set to centre with a cushion shape old mine diamond in an open back rubover setting with an approximate weight of 0.70 carats, encircled by a single row of sixteen round rose cut diamonds in open back grain settings with a combined weight of 0.35 carats, further set with a border of twenty four rectangular calibre cut natural unenhanced rubies in open back channel settings with a combined weight of 0.50 carats. The total approximate diamond weight is 1.05 carats, to a linear geometric target design featuring polished edges, an ornate scalloped openwork gallery and fancy shape open backholing, flanked by tapered shoulders flowing down to a solid D-shape shank. Tested platinum, circa 1920.
