Solitaire diamond ring with diamond set shoulders. Set to centre with a round old cut diamond in an open back corner claw setting with a weight of 0.80 carats, flanked by two round old cut diamonds in open back grain and millegrain box collet settings with a combined weight of 0.04 carats, further set with two horizontal rectangular baguette cut diamonds in open back half rubover settings with a combined weight of 0.15 carats. The total approximate diamond weight is 0.99 carats, to a geometric design solitaire with intricate pierced collets and open backholing, flowing down to a solid tapered lightly rounded shank. Marked platinum and iridium, American, circa 1950.
