Art Deco sapphire and diamond three stone ring. Set to centre with a cushion shape old cut natural unenhanced sapphire in an open back claw setting with an approximate weight of 1.23 carats, flanked by two round old cut diamonds in open back grain set millegrain box collet settings with a combined weight of 1.60 carats, further set to the shoulders with six round old cut diamonds in open back grain settings with a combined weight of 0.20 carats. The total approximate diamond weight is 1.80 carats, to an elegant curving rectangular form with an ornate scrolling openwork gallery, flanked by trumpeted shoulders with openwork millegrain petal motifs, pierced backholing, tapering to a solid engraved flat shank. Tested platinum, circa 1920.
