Elysium 8mm Wide Solid Diamond Domed Wedding Band. This unique mens wedding band is a total of 8mm wide and made entirely of diamonds, pressed into one solid diamond band. 100% Elysium with a plain domed style and classic polished finish, available with several other finish options. Designed and manufactured in the USA by Lashbrook Designs, this ring can be customized for any width, finish or metal. Comes with a Lifetime guarantee against defect. Elysium is made of 100% diamond, and is 4X harder than tungsten carbide, and 40X harder than gold.