This black diamond men's band is crafted in tungsten carbide and sterling silver with a satin finish center. It features a flat profile and link-style edges. It has a comfort fit interior, making it ideal for everyday wear; Black diamonds: 0.32 total carat weight; Tungsten; sterling silver; 8mm; Almost all gemstones and blue and black diamonds have been treated to enhance their beauty and require special care; Photo may have been enlarged and/or enhanced; All gemstone carat weights (tcw) are approximate; variance may be 0.05 carat.; Some black diamond jewelry may be set with black rhodium-plated metal; it may wear off over time requiring replating.; Imported