Ceramic and Tungsten 9mm Wide Wedding Band with Outer Grooves. This traditional mens wedding band is a total of 9mm wide with 2 outer grooves and a 5mm wide center ceramic strip. Finished with a brushed and polished finish, available with 12 other finish options. Designed and manufactured in the USA by Lashbrook Designs, this ring can be customized for any width, finish or metal including, Cobalt Chrome, Titanium, Black Zirconium, Carbon Fiber, Damascus Steel, Mokume Gane, Yellow, Rose or White Gold, Silver, Platinum and Palladium. Comes with a Lifetime guarantee against defect. Combining ceramic and tungsten gives a great two-toned look with the ultimate resistance to scratching.