The item is a sterling silver Saint Herman The Cripple pendant and 20 inch silver curb chain with a lobster claw catch. The pendant measures 3/4x1/2 inches or 1.905x1.27 centimeters. The back of the pendant is plain and we can engrave it for you at no charge. This item is made to order so please allow approximately 4 days before we can ship it. I will provide a pendant box. He is the patron saint of  Composers/Writers.