8mm Braid Pattern Laser Engraved Celtic Design with Cross Men&#x27;s Cobalt Free Tungsten Carbide Comfort-fit Wedding Band Ring (Size 8.5 to 14) Goldenmine. $18.00. Promptly Packaged with Free Gift Box...Perfect for gift giving.. New to the Jewelry World, Tungsten is growing to be one of the most popular choices for Wedding Bands. Tungsten Carbide is one of the hardest metals on earth, making it quite literally scratch proof. **Does not apply for coated Tungsten Bands**...