the circular bombe form with a diamond set ground, criss-crossed by the ribbon style ruby set lines, inset at intervals by five circular cabochon rubies, the diamonds of old cushion, brilliant, double-eight and single cut, collet set in platinum and gold testing as 18ct, French gold import mark to the pin, approximately 1.25cts of diamonds in all Diameter 2.6cm / 1 1/16'' Weight: 7g
Late 19th century Austrian sapphire, diamond and natural drop pearl cluster pendant brooch, Vienna c.1890, centred by a principal oblong cushion cut Ceylon sapphire of 9.18ct,
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,
Early 20th century yellow sapphire, sapphire and diamond cluster brooch, c.1910, centred by an 11.90ct Ceylon yellow sapphire of old square cushion cut and lemony-yellow hue,