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A fine white metal tests platinum diamond and onyx brooch
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A fine white metal tests platinum diamond and onyx brooch
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Verified Auction Record

A fine white metal (tests platinum) diamond and onyx brooch the central old cut...

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Sold Date 2026 full date locked
Source HAMPSTEAD AUCTIONS, Hampstead, London, UK
Adjusted Price $___
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Description

A fine white metal (tests platinum) diamond and onyx brooch the central old cut diamond measuring approx. 4.5 mm diameter x 3 mm deep estimated to weigh approx. 0.5 carat approx. 5 cm long circa 1920.