Colombian emerald and diamond ring. Set centrally with a square emerald cut natural Colombian emerald with minor clarity enhancement in an open back claw setting with an approximate weight of 0.90 carats, further set with two marquise shape old cut diamonds in open back claw settings with a combined approximate weight of 0.70 carats, flanked by two rectangular baguette cut diamonds in open back claw settings with a combined weight of 0.45 carats. The total approximate diamond weight is 1.15 carats, to a striking flanked solitaire design featuring curving claws, a geometric pierced gallery and fancy open backholing, leading to trumpeting angled shoulders and flowing through to a solid D-shape shank. Marked platinum, circa 1950, accompanied by Gem & Pearl Laboratory report #21513.
