CEREC Tooth-Colored One-Day Crown A tooth-colored crown, designed and placed in a single appointment. Losing a tooth isn't unusual. Sometimes it's an accident or an injury. Sometimes it's years of grinding that finally take their toll. Sometimes it's simply age. However it happened, the result tends to be the same: you start covering your mouth when you laugh. You hold back in photos. That's not something anyone should have to live with, and it's not something you have to liv