the oval facetted stone of warm hue, secured and raised by a line of ribbed claws from broad shoulders, flat tapering to shank, ribbed to exterior, the sides polished, French assaymarks, signed 'MONTURE Cartier', Cartier SA crossed C's workshop mark, serial number worn, possibly P5413, accompanied by IAJA Expertise report no. XP1897-151024 signed by Olivier Bachet & Bernhard Berger declaring that in their opinion this is a 'genuine Cartier item' from Cartier Paris, Special Order, 1957 Length 2.3cm / 7/8''
Width 2cm / 13/16'' Weight: 16g
Early 20th century pear shaped diamond pendant necklace, American c.1905, hung with a 7.15ct H IF Type IIa pear shaped diamond drop to the front, from an openwork foliate scroll cartouche of Art Nouveau inspiration,
Pair of Art Deco yellow and white diamond cluster and ruby fringe earrings, c.1925, formed of a lozenge shaped cluster centred by an old cut yellow diamond,