IWC Portugieser Automatic Watch - 42.3 mm Stainless Steel Case - Silver Dial - Black Alligator Strap - IW500704 200 approximately 237 hours of power

approximately 237 hours of power reserve

7mm 18K white gold case

blue calfskin strap with easx-change system

It takes a form follows function approach

Named for its 41 mm diameter

IWC Portugieser Automatic Watch - 42.3 mm Stainless Steel Case - Silver Dial - Black Alligator Strap - IW500704 200 approximately 237 hours of power42. 3 mm stainless steel case, 14. 2 mm thick, see through sapphire glass back, convex sapphire glass crystal with antireflective coating on both sides, silver plated dial, calibre 52010 automatic movement with date, hours, minutes, small seconds, power reserve indicator, approximately 168 hours of power reserve, black alligator leather strap. Water resistant to 3 bar.