the tapering 'nail' set with graduated old round brilliant and single cut diamonds, a boat shaped cluster forming the nailhead to larger end, the nail threaded through a calibre cut sapphire square, this suspending the triple drop motif formed of two cushion cut sapphires to the middle joined on a diamond line bar, flanked by round facetted sapphires from a diamond line arc, signed 'CARTIER', accompanied by IAJA Expertise report no. XP2762-051225 signed by Olivier Bachet declaring that in his opinion this is a genuine Cartier item from Cartier Paris, circa 1910 Length 6cm / 2 3/8''
Height 4.5cm / 1�'' Weight: 9g
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,