each inset with a central single old round brilliant cut diamond, within an onyx collet, to a mother-of-pearl ground, the fluted and beaded platinum border with four incurve scrolls, 18ct gold backs and fittings, chains to the links, stamped 'PT' and '18CT'Round panel buttons 1.4cm / 9/16'' diameter
Oval links 1.7cm / 11/16'' long
Studs 0.7cm / 5/16''
Mid-20th century gold and diamond stylised bouquet of flowers brooch by Cartier, Paris c.1965, with a cluster of nine round brilliant cut diamonds forming flowerheads emerging from a wrapped cone of gold wirework, the gold stems seen at the bottom, signed Cartier Paris, serial number 012691, French gold assaymarks for gold and with the crossed C's workshop mark for Cartier, diamond weight 1.25cts
Art Deco diamond and rock crystal panel brooch by Boucheron, Paris, of geometric design formed of stepped overlaid polygonal crystal and diamond panels, the larger crystal septagon panel base topped by a pave diamond hexagon and a crystal pentagon, all pierced through and with diamond geometric join pave set with baguette and round brilliant cut diamonds, mounted in platinum and white gold to the hinged clip to back, this signed 'Boucheron Paris', with French assaymarks and indiscernible workshop mark
Diamond double collet and platinum tracelink chain necklace, spaced by 101 short tubular platinum links crimp-collet set to each side with a round brilliant cut diamond, approximately 12cts in all