Pair of Art Deco Platinum, Gold, Black Onyx, Pearl and Oxblood Coral Pendant-Earrings, Ghiso 18 kt., topped by 2 round cabochon coral, joined by a delicate platinum chain of 14 pearls, 4 black onyx beads and 2 slender oblong black onyx beads, suspending 2 drop-shaped oxblood coral pendants approximately 19.0 x 9.0 mm., signed Ghiso, with French assay marks, circa 1920.