This hammered finish of this modern Black Ceramic ring by Thorsten is paired beautifully with a brushed finish in a classic domed design. Engraving available! See Pictures for Details. Does Not Delay Order. Includes Thorsten Lifetime and Lifetime Sizing Warranty (excluding re-engraving). Black Ceramic will not scratch and does not lose its color. Available in 6mm and 8mm widths for couples who want a matching set. Comfort Fit � domed interior band slides over the knuckle easier with less friction.