Cartiersapphire and diamond ring. Centrally set with a round brilliant cut diamond in an open backclaw setting with an approximate weight of 0.40 carats, surrounded by six round natural unenhanced sapphires in open back claw settings with a combined approximate weight of 2.40 carats, to a floral coronet cluster design with curving claws, open pierced gallery, polished edges and circular backholing, the raised tri-split shoulders flowing to a solid ridged shank. Markedplatinum, signed 'Cartier Paris', numbered '021965', French, circa 1940.
Cartier sapphire and diamond ring, French, circa 1940.
Cartier sapphire and diamond ring. Centrally set with a round brilliant cut diamond in an open back claw setting with an approximate weight of 0.40 carats, surrounded by six round natural unenhanced sapphires in open back claw settings with a combined approximate weight of 2.40 carats, to a floral coronet cluster design with curving claws, open pierced gallery, polished edges and circular backholing, the raised tri-split shoulders flowing to a solid ridged shank. Marked platinum, signed 'Cartier Paris', numbered '021965', French, circa 1940.