KAZIMIR | Green Ring, Black Tungsten Ring, Gold Groove, DomedMen's and Women's Black Brushed Tungsten Ring Domed with Gold Groove Wedding Ring and Green Inside 6MM, 8MM A classic design with a modern twist, this black brushed tungsten ring is a must have for any ring collection. The black brush finish on the tungsten ring gives it a sleek, sophisticated look and makes it stand out from the rest. We offer a Lifetime Replacement and Sizing Warranty on all our rings. Our jewelry is made from quality materials and