Colombian emerald and diamond three stone ring. Set to centre with a square step-cut natural Colombian emerald with no evidence of clarity enhancement in an open back rubover and grain setting with an approximate weight of 0.60 carats, flanked by two round old cut diamonds in open back claw settings with a combined approximate weight of 1.20 carats, to an elegant three stone design with curving claws, an intricately pierced gallery with scrolling motifs and fancy open backholing, the inwardly tapering shoulders flowing through to a solid D-shape shank. Marked platinum, circa 1920, accompanied by Gem and Pearl Laboratory report #23443.
