A wonderful alternative for men looking for a unique wedding band. This black cobalt ring features a satin finish and two parallel high-polish bands around the center.
This ring is size 11. All other sizes are available by special order.
As with nickel, cobalt is found in the Earth's crust only in a chemically combined form, save for small deposits found in alloys of natural meteoric iron. The free element is a hard, lustrous, silver metal.