This Hand Satin Sterling Silver 1941 Replica lighter is a part of Zippo's precious metals collection. The sterling silver case has flat planes with sharper, less rounded edges where the front and back surfaces meet the sides. Lid and the bottom are joined with a four-barrel hinge. Inside unit is flatter, with squared edges where they meet the front and back surfaces meet the sides. Comes in a black velour box. For optimal performance, fill with Zippo lighter fuel