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Collection

A sapphire and diamond cluster ring

French, circa 1920.

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centred by an oval cut blue sapphire of approximately 5.2 carats encircled by brilliant cut diamonds, three further diamonds set to each shoulder, mounted entirely in platinum with a finely worked gallery beneath.

Bezel 1.5 cm by 1.3 cm across

 

The ring is accompanied by a Gemmological Certification Services report (no. 5782-560) identifying the sapphire as of Burmese origin and showing no signs of heat treatment.