SAN DIEGO Black and Silver Carbon Fiber Inlaid Tungsten Ring - 8mmSAN DIEGO Black and Silver Carbon Fiber Inlay Tungsten Carbide Wedding Ring 8mm This sophisticated and stylish, beveled edged Tungsten Carbide ring design by Thorsten features an inlay of black and silver Carbon Fiber with a durable resin applied protect it. Engraving available! See Pictures for Details. Does Not Delay Order. Includes Thorsten Lifetime and Lifetime Sizing Warranty (excluding re engraving). Available in an 8mm width. Tungsten