Sapphire Tungsten and Titanium 8mm Black Interior Classic Satin Finish Comfort Fit Wedding Bands Rings for Men Patented Sapphire Tungsten is the next generation wedding band combining Tungsten Carbide with Genuine Sapphire and other High-Strength Alternative Metals Classic satin finish men's wedding ring; Black interior Scratch Resistant and Shatter Resistant Comfort Fit Imported