This bold 10mm black tungsten ring not only looks tough, but actually is tough. It is made of heavy tungsten carbide and light weight ceramic to give the ring the perfect weight. Both tungsten and ceramic are extremely scratch resistant. Unlike black tungsten, black ceramic is not a coating, and even if you manage to scratch the black ceramic, it will not show because it is black all the way through. This ring has a polish glossy finish. This is the perfect wedding band for a man to represent the strength of his love. Truly Free Lifetime Sizing and Lifetime Warranty on all tungsten rings, no exchange|sizing fees, which are charged by other retailers.