The deep and glossy texture of the onyx makes it perfect for any man whose character is multi-dimensional but who always manages to come off 'cool as a cucumber.' This elegant 14K Gold Onyx and Diamond ring featured a round cut onyx complemented by a half-moon of luscious round white diamonds. Its classic design makes it perfectly tasteful for distinguished gentlemen. This ring is 18mm wide, and contains 0.15 carats total weight diamonds.