Art Deco emerald and diamond ring. Set to centre with a single square emerald-cut natural Colombian emerald with no colour enhancement and minor clarity enhancement, in an open back claw setting with an approximate weight of 2.00 carats, flanked by six square step cut diamonds in open back rubover settings with an approximate combined weight of 0.50 carats, to an elegant linear design with split corner claws featuring millegrain borders, a geometrically pierced gallery and fancy open backholing, flowing to trumpeting shoulders with ridged detail leading to a smooth solid shank. Tested platinum, circa 1925, accompanied by Gemmological Certification Services report #79206-67.
