This is an authentic IWC Stainless Steel Alligator 42.5mm Ingenieur 1955 Automatic Watch in Black. The watch is crafted of stainless steel and features a black dial, silver steel hands and hour markers, date display, black alligator strap, sapphire crystal, and an automatic movement. Follow this item for alerts. IWC is a registered trademark of IWC. FASHIONPHILE is not affiliated with IWC.