Art Deco sapphire and diamond three stone ring. Set to centre with an oval sugar loaf natural unenhanced sapphire in an open back collet setting with an approximate weight of 1.50 carats, flanked by two square French cut diamonds in open back collet settings with a combined approximate weight of 0.20 carats, to a linear design with polished edges, a pierced gallery and open backholing, the slightly raised shoulders flowing to a solid D-shape shank. Marked 18 carat white gold with platinum settings, circa 1925.
