Art Deco three stone diamondcluster ring. Set with three round old cutdiamonds in open backgrain settings with a combined approximate weight of 0.90 carats, further adorned with sixty round eight cut diamonds in open back grain settings with a combined weight of 0.60 carats. The total approximate diamond weight is 1.50 carats, to a vertical cluster in a bombébezel with central linear detail and millegrain edging, the integrated shoulders with outer ridges and engraved geometric decoration flowing to a solid shank. Testedplatinum, indistinct makers mark, numbered '9952', circa 1920.
Art Deco three stone diamond cluster ring, circa 1920.
Art Deco three stone diamond cluster ring. Set with three round old cut diamonds in open back grain settings with a combined approximate weight of 0.90 carats, further adorned with sixty round eight cut diamonds in open back grain settings with a combined weight of 0.60 carats. The total approximate diamond weight is 1.50 carats, to a vertical cluster in a bombé bezel with central linear detail and millegrain edging, the integrated shoulders with outer ridges and engraved geometric decoration flowing to a solid shank. Tested platinum, indistinct makers mark, numbered '9952', circa 1920.