, of halo form centred by the stylised fan-shaped tree motif, to the middle a fancy half moon diamond and with baguette cut diamond 'trunk', openwork and with pierced detail, the rounded frame set with two lines of diamonds, squared off at the bottom hinged end, millegrain set with old brilliant, single and transition cut diamonds, mounted in platinum, signed 'TIFFANY & CO' and stamped 'IRID PLAT', approximately 4.50cts of diamonds in all Height 2.7cm / 1 1/16''
Width 2.9cm / 1 1/8'' Weight: 14.5g
Art Deco aquamarine and diamond leaf cluster clip brooch by Cartier, Paris, of stylised arrowhead design with rectangular cut aquamarines fanning from a central diamond line stem,
Art Deco sapphire and diamond bow brooch by Mauboussin, Paris, the openwork centre of buckle design featuring an oblong cushion cut sapphire of approximately 1.25ct,