hung with an oval cabochon sapphire in lambrequin shaped diamond border, suspended upon a double diamond collet chain from two similar landscape clusters, millegrain set, the pin signed 'CARTIER', with workshop mark for Henri Picq and French assaymarks to both pin and one upper cluster gallery, accompanied by IAJA Expertise report no. XP1679-170424 signed by Olivier Bachet & Bernhard Berger declaring that in their opinion this is a 'genuine Cartier item' by Cartier Paris circa 1912 Width at top 5.6cm / 2�''
Length hung 5.7cm / 2�'' Weight: 12g
Late 19th century five stone ruby ring, c.1890, the graduated cushion cut Burma rubies, approximately 4.10cts, with eight rose cut diamond points in between, to a pierced and scroll engraved gallery, fluted shoulders, mounted in 18ct gold, stamped '18CT', accompanied by GCS report no. 5776-4880 giving a Burma origin opinion for the rubies and that they show no evidence of heat treatment
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,