A Victorian sapphire and diamond cluster brooch, the central...

Hammer

£2,800

A Victorian sapphire and diamond cluster brooch, the central rectangular mixed cut sapphire with canted corners measuring 12.5mm x 9.3mm, set to a six-point star surround, each point set with three mixed cut diamonds, hinged pin and loop fastening to reverse, 25mm x 20mm, weight 5.4gms

This sapphire has been assessed by The Gem and Pearl Laboratory as natural, of Sri Lankan origin, and shows no evidence of heat treatment.

More Information

No obvious inclusions visible with the naked eye or 10x. No obvious colour zoning visible with the naked eye or 10x. There is notable windowing to the centre of the stone. The stone shows considerable nibbling and scratching to the sapphire. All diamonds are present, but several show large chips and nibbles, general scratching and wear commensurate with age and use. Settings appear secure, no splitting or signs of repair - there is notable thinning and some loss to the metal to the back of the brooch around the sapphire. Hinged pin in working order. See pictures.