the 24 sapphires millegrain channel set and the 30 diamonds millegrain box collet set, decorative band to gallery and clasp-back, mounted in platinum, approximately 3.60cts of sapphires, approximately 2.00cts of diamonds Length 18.4cm / 7 ''
Width 0.3cm / 1/8'' Weight: 20.5g
Early 20th century diamond and onyx bow brooch by Cartier, London c.1920, of double loop design with central line of graduated old brilliant cut diamonds,