Early 20th century cushion cut sapphire and diamond ring, c.1915, set with a Burma sapphire, of approximately 6.50ct,

Early 20th century cushion cut sapphire and diamond ring, c.1915, set with a Burma sapphire, of approximately 6.50ct,
Price: More than £50,000
Ref No. 03772
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Description
secured by four bracket claws extending each to form the bifurcated diamond line tapering ladder style shoulders, the diamonds of old single cut and millegrain set, mounted in platinum, partial workshop mark and Fench assaymarks, accompanied by an AGL report no. 1120621 giving the Burma origin opinion and that the sapphire shows no evidence of heat treatment
Sapphire: 11.58 x 9.88 x 6.15mm
Weight: 4.5g
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