Olsine The Rings Style High Polish Tungsten Carbide Unisex Laser-etched Wedding Ring Band- Size 7-12 Comfort Fit Genuine Tungsten Carbide & Nickle Free & Scratch Proof Top quality & real tungsten carbide ring, cobalt free Each tungsten ring is individually hand crafted using assorted diamond abrasives and poly crystalline diamond tooling. Exquisite craftsmanship, also could be pendants Perfect Gift: Birthday ,Father day ,Wedding, Anniversary ,Christmas or a treat for your self