A showpiece for him, this richly hued ring is a perfect match for his casual-to-business personality. A singularly striking 10. 0mm cushion-cut black onyx rests at the center of this style, flanked by sparkling diamonds in ideal symmetry. Radiant with diamond accents and a bright polished shine, this sterling silver style is a great go-to look he's sure to appreciate. Available in size 10 only.