This incredible black Cobalt 9mm comfort-fit satin-finished band features a high polished stair-step style edge. * 4x harder than Platinum, 5x harder than Gold and 7x harder than Silver: Cobalt is the ultimate contemporary metal. Naturally inert Cobalt contains a special blend of Cobalt and other alloys that exude extremely high luster and reliable strength. Because it is also hypoallergenic, scratch resistant and biocompatible, it has been used heavily in medical applications. Cobalt, unlike Tungsten, is shatter proof.
Designed to last a lifetime, each piece is beautifully handcrafted allowing you to cherish every day while looking gorgeous.
You can shop with confidence knowing that every order comes with a James Allen guarantee.
Enjoy quality packaging and free FedEx shipping with every order. We also offer hassle free, 30 days return - no questions asked! Don’t forget we'll be here forever with our lifetime warranty.