metal masters co. men tungsten black wedding band hammered eternity ring cz comfort-fit 8mm metal masters co. a gentleman's favorite! this unique piece of jewelry takes the all-black trend to another level. this men's tungsten eternity ring features shimmering round brilliant black stones around the hammered finish, dome shaped, comfort-fit band. hammered finish, scratch-resistant, forever keeps it's shine. 1.3 carats (tcw) black cubic-zirconia stones in-laid around the ring. crafted from genuine, durable tungsten carbide. four times as sturdy and durable as titanium. the 8-millimeter wide band features a contoured inner surface for a more comfortable fit with everyday use in mind. can be used as an engagement, wedding band or promise ring for men. includes a complimentary jewelry ring box best for presentation and protection. perfect gift for christmas, birthday, anniversary, wedding, engagement, or valentine's day gift.