These classic Comfort Fit Cobalt Rings are made from jewelry grade durable Cobalt Chrome. This band is made in the traditional flat pipe-cut, design and has a beautifully polished mirror like finish. Cobalt rings are naturally white and are completely hypoallergenic. This ring can be worn as a Wedding Band or Promise Ring and is available in 4mm, 6mm, and 8mm. 

• Thorsten is proud to present the Cobalt Chrome Rings line.
• Cobalt is a new metal to be used in jewelry, ideal for men and women who are tired of rings that crack or break, and want a white gold like color.

• Please note: Cobalt does not crack or break, but can scratch, which is not covered under the warranty.