This collection of beautiful 8 mm wide flat Comfort Fit Tungsten Wedding Bands have a polished finish and is made from high grade cobalt-free Tungsten Carbide. It combines the beautiful Platinum gray color of Tungsten Carbide with a 2 mm wide band of white 925 Sterling Silver inlaid into the center of the band. This Wedding Ring is just one of four styles from our signature SS line. This ring can be worn as a Wedding Band or Promise Ring. Larson Jewelers is proud to present our Tungsten Carbide Ring line. Tungsten Carbide is the newest and strongest metal to be used in jewelry, ideal for men and women who are tired of rings that scratch easily. Truly Free Benchmark Lifetime Sizing and Lifetime Warranty on all tungsten rings, no exchange|sizing fees, which are charged by our competitors.