Burmese sapphire and diamond three stone ring. Centrally set with a cushion shape old cut natural unenhanced Burmese sapphire in an open back rubover setting with an approximate weight of 1.17 carats, flanked by two round old cut diamonds in open back rubover settings with a combined approximate weight of 0.70 carats, to a graduating three stone design featuring millegrain edges, a pierced gallery and circular open backholing, flanked by slightly raised tapering shoulders flowing through to a solid slim D-shape shank. Tested yellow gold and platinum, numbered '201', circa 1910, accompanied by Lotus GEM.ology report #2233-7194.
