the principal cushion cut diamond bordered by cushion cut emeralds and outer rim of cushion cut diamonds, cut-down collet set around the outside, partially open at back to the centre diamond, double C scroll shoulders and tapering shank with fluted groove, mounted in silver and gold. the central diamond approximately 1.20ct, the remainder approximately 1.60cts Diameter 1.7cm / 11/16'' Weight: 5g
Early 20th century rectangular emerald and diamond cluster ring, French c.1915, centred by cut corner rectangular emerald of step cut, approximately 2.70ct,
Diamond and gold bombe style cluster ring by Cartier, Paris, with a central round brilliant cut diamond of approximately 0.70ct, claw set and raised upon a diamond cluster panel of butterfly outline,