, 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
Antique diamond, pearl and purple enamel pansy brooch pendant, American c.1895, to the middle an old European round brilliant cut diamond of approximately 0.75ct,
19th century nine stone vari-colour gem brooch, c.1830, of oval form, central sapphire to a surround including sapphire, ruby, catseye, hessonite garnet, aquamarine and amethyst,