CHICAGO Tungsten Carbide Ring with Oval Facets - 8 mm An opulence no one could foresee. Named CHICAGO, it has a flat center, an oval faceted bevel, and a shiny polished finish that captures and reflects the surrounding light. It comes in an 8mm width and many different sizes. This ring can be custom engraved! You don’t ever have to worry again with Thorsten’s Standard Lifetime and Lifetime Sizing warranties (excludes re-engraving). Available in 8mm width. Silver Tungsten wedding band with a flat center, oval faceted bevel, and a polished, shiny finish. Made of 80% Tungsten and 20% carbon, the metal alloy is hypoallergenic. Tungsten is easy to clean with some soap and warm water! After, polish it with a soft cloth.