The Neptune 10mm Tungsten carbide mens wedding band features a genuine redwood inlay. The Neptune is a best selling ring style for both men and women. Consider adding custom engraving for a personalized touch. Ships fast and free every day.
The Metal that is used is a Nickel Binder that is higher in quality in comparison to cobalt. Cobalt is a inferior binding agent which may darken the color of the ring over time. Cobalt is most common in lower cost tungsten rings. This is due to the rings being mass produced in countries other than the United States. Life time guaranteed.