What Is a Plaque Brooch? Here Are Three Art Deco Examples

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An Art Deco Plaque Brooch Diamond And Black Onyx Brooch

For sale at A La Vieille Russie is the Art Deco diamond and black onyx plaque brooch pictured below.

The platinum openwork plaque is set with diamonds, the centre embellished with a cabochon-cut natural ruby with an emerald, sapphire, amethyst and citrine in each of the four corners.  French, c. 1920 Length: 2 inches; height: 5/8 inches. Price $52,000.

Jewelry information and images on this page courtesy of A La Vieille Russie
Diamond and emerald plaque brooch on the next page…

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