This captivating men's ring is crafted of scratch-resistant Cobalt Chrome material. The band is brushed finish with Blue Sapphire 0.012 TCW( Stones are heat treated to improve appearance and durability). The Cobalt material is often used in the medical applications such as prosthetics. Cobalt Chrome Band will not chip, break or shatter. Occasional polishing may be required. All items come with a Complimentary Ring Box.