IWC Portofino Chronograph Watch - 42.0 mm Stainless Steel Case - Blue Dial - Black Alligator Strap - IW391036
42.0 mm stainless steel case, 13.6 mm thick, convex sapphire glass crystal with antireflective coating on both sides, blue dial, calibre 75320 automatic movement with date, day, chronograph, hours, minutes, small seconds, approximately 44 hours of power reserve, black alligator leather strap. Water resistant to 3 bar.