An Art Deco onyx and diamond brooch
An Art Deco onyx and diamond brooch, of geometric design. Set with an oval-shaped onyx plaque set with a circular-cut diamond within graduated millegrain-set diamond surround, in platinum. 4.7cm wide. Fitted case.
An Art Deco onyx and diamond brooch, of geometric design. Set with an oval-shaped onyx plaque set with a circular-cut diamond within graduated millegrain-set diamond surround, in platinum. 4.7cm wide. Fitted case.
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