This is an authentic IWC Stainless Steel Crocodile Diamond 37mm Portofino Automatic Watch IW458101. This watch is crafted of stainless steel and features a silver dial, diamond hour markers, brown crocodile 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.