A pretty flower-inspired black onyx stone with a halo of sparkling white topaz brings feminine sophistication to this light-catching 14K yellow gold ring. From Pranda. Luxury Polished Onyx Rings, Elegant Hallmarked Onyx Rings, Gold Onyx Rings With Polished Finish, Adjustable Black Enamel Onyx Rings, Adjustable Onyx Rings With Polished Finish, Black Onyx Stone, Onyx Stone, Topaz Ring, White Topaz