c.1930s
The pendant / brooch is designed in Art Deco taste as a silhouette of an Egyptian queen. The carved and polished black onyx depicts the hair, and the diamond and white 18K gold embellishments serve as the necklace, crown, and hair jewelry.
Estimated total diamond weight is 4.20 ct.
Size 96 x 56 mm (3 3/4 x 2 3/16 in.)