CARL F. BUCHERER PATRAVI TRAVELTEC CHRONOGRAPH 46.6MM STAINLESS STEEL MEN'S WATCH

46.6mm stainless steel case, 15mm thickness, automatic movement,?Skeleton Transparent Exhibition See Through case back, black dial, power reserve 42 h, scratch resistant sapphire crystal, black leather strap, screw down crown, fixed bezel, water resistant to 50m/165ft.