Colombian emerald and diamond ring. Centrally set with an octagonal emerald-cut natural Colombian emerald with insignificant clarity enhancement in an open back rubover setting with an approximate weight of 0.70 carats, flanked by two square step-cut diamonds in open back rubover settings with a combined approximate weight of 0.90 carats, flanked by six round eight cut diamonds in open back grain settings with a combined weight of 0.06 carats. The total approximate diamond weight is 0.96 carats to an elegant three stone design featuring milegrain detail, an decoratively pierced gallery with chevron engraving, and fancy shape open backholing, leading to slightly raised shoulders and flowing through to a solid D-shape shank with ridged detail. Tested platinum, circa 1920, accompanied by Gemmological Certification Services report #5783-4331.
