This is an authentic IWC Stainless Steel Alligator 44mm Portuguese Annual Calendar Automatic Watch IW503501. This watch is crafted from stainless steel and features an automatic movement with a chronograph complication, white dial with blue hands and hour markers, 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.