, 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
Later 19th century cushion cut diamond cluster flower pendant-brooch, c.1890, in the manner of the mid-18th century style, centre stone approximately 3.00ct,
Antique emerald five stone ring, c.1850, claw set with graduated square cut corner step-cut stones, carved gold sides, total emerald weight approximately 2.75cts