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…