A rare and magnificent original Art Deco pendant locket, crafted in platinum, diamonds and black onyx, circa 1920s. The sparkling and dramatic ‘target’ motif is consummately composed of high-quality European-cut diamonds and meticulously fitted curved black onyx sections. The back of the locket is composed of solid black onyx. A matching diamond set bail completes this sublime Art Deco masterwork measuring 1 1/4 inch in diameter. The pendant comes with an 18 inch platinum cable chain.