Men's Black Ion Plated Sapphire Tungsten and Titanium 8mm Sandblast Finish and Groove Pattern Comfort Fit Wedding Band Patented Sapphire Tungsten is the next generation wedding band combining Tungsten Carbide with Genuine Sapphire and other High-Strength Alternative Metals Popular matte black finish; Titanium interior; Designed edge Scratch Resistant and Shatter Resistant Comfort Fit Imported