Russian, circa 1880

An antique 14K marquise / navette shaped ring is centered with a cushion cut sparkling blue sapphire (approximately 1 carat) surrounded by old cut diamonds.

Estimated total diamond weight is 1 carat.

The ring is marked with 56 zolotnik Imperial gold standard and maker’s initials ‘CK’.

The sapphire and diamond top measures 20 x 10 mm (3/4 x 3/8 in.)

Ring size 7.75 (18 mm)

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