This Edwardian opal and diamond cluster ring circa 1910, available at Bentley & Skinner, has an oval cabochon opal set in the centre of an eight-cut, diamond-set surround, millegrain-set, with diamond-set shoulders.

This Edwardian opal and diamond cluster ring circa 1910, available at Bentley & Skinner, has an oval cabochon opal set in the centre of an eight-cut, diamond-set surround, millegrain-set, with diamond-set shoulders.

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