LOS ANGELES Benchmark 18K Gold Inlaid Beveled Polished Tungsten Ring - 6m - 8mm This popular style from Benchmark Rings feature a Comfort Fit band made from cobalt-free jewelry grade Tungsten Carbide. This band is made in the traditional flat design with the addition of beveled edges, an exquisite rich 18 karat yellow gold inlay and has a finely polished finish. This ring can be worn as a Wedding Band or Promise Ring by men or women and is available in 6 mm or 8 mm widths. We are proud to present Benchmark's 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 other retailers.