This is an authentic IWC Stainless Steel Alligator 41mm Portugieser Chronograph Automatic Watch IW371401. This watch is crafted of stainless steel and features a white dial with two sub-dials, 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.