Art Deco Platinum Diamond & Sapphire Ring, c.1920sA magnificent Art Decoera ring showcasing the timeless elegance of 1920s design. Crafted in platinum, this exquisite piece centers a brilliant round diamond of approximately 1. 50 carats, framed by a halo of smaller diamonds totaling about 0. 36 carats. The intricate openwork setting is accentuated with delicate calibr cut sapphires that lend a touch of deep blue contrast to the sparkling white diamonds. The rings finely engraved shoulders and