Tungsten Rings can tarnish. It is unlikely to happen, but tungsten rings can tarnish over time. Lots of wear and tear can blemish the tungsten rings if repeated abuse or even everyday wear & tear. It is just the fact that tungsten rings are not industructable, but most companies. like ours, will replace the tungsten ring this does happen.
If you purchase a tungsten ring from Tungsten Fashions and it does tarnish, call us and we will replace it.