These beautiful 8 mm wide two-tone flat Comfort Fit Tungsten Rings with beveled edges and a polished finish are 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 rich solid 18 karat yellow Gold inlaid into the center of the band. Beware, our competitors offer the same style in lower quality 14 karat gold inlays at prices higher than ours. 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 Lifetime Sizing and Lifetime Warranty on all tungsten rings, no exchange|sizing fees, which are charged by our competitors.