8mm Men's Anniversary Band, 0.21ctw Men's Blue Sapphire & White Diamond 3-Stone Ring, Classic Dome Brushed Center Comfort Fit Cobalt Chrome Men's Wedding Ring Cobalt is the whitest, inexpensive contemporary wedding band material in the market Resembles and has the look and feel of PLATINUM or WHITE GOLD RINGS Stays as white and does not require rhodium plating. Cobalt is not only hypoallergenic, it is bio-compatible. This is a CUSTOM MADE Ring. Please review our policy in the product description.