the gold low cone shaped discs with radiating reeded finish, articulated in zigzag overlapping fashion, each claw set in platinum with a round brilliant cut diamond to central aperture, French assaymark for 18ct gold, French workshop mark (not discernible) Length 44cm / 17�''
Width worn 3.2cm / 1�''
Diameter of each circle 2.2cm / 7/8'' Weight: 173g
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,