Wishlist Product 1980s Ruby, Diamond and emerald 18kt gold earrings. Bvlgari Monete, Faustina the Younger, earrings, 18kt gold with accent diamonds. 8ct Cabochon Sapphire and Diamond 18kt Clip Earrings, ca 1940. 1940s diamond and ruby four-leaf clover earrings. Vintage Bulgari 18 karat gold hoop earrings, made 1989