Duke Collections 8mm Black Mens Wedding Bands Simple Plain Style Engagement Rings Tungsten Ring Matte Brushed Finish with Center Groove Line and Beveled Edges Comfort Fit (7) | Amazon.com
8Mm Black Tungsten Carbide Ring Diamonds Inlay Comfort Fit ATOP MEN Wedding Band | eBay
Black Tungsten Mens Ring & Wedding Band | Carpe Diem Jewelry | Wolf & Badger
Black Tungsten Carbide Ring Brushed with Beveled Edge