IWC Portofino Chronograph Watch - 42.0 mm Stainless Steel Case - Blue Dial - Black Alligator Strap - IW391036 60 39mm polished and satin finished

39mm polished and satin finished 18k pink gold case

33 mm 18K rose gold case

caliber L592

Its impressive power reserve of approximately 70 hours ensures uninterrupted performance over extended periods

38mm x 39mm stainless steel case

IWC Portofino Chronograph Watch - 42.0 mm Stainless Steel Case - Blue Dial - Black Alligator Strap - IW391036 60 39mm polished and satin finished42. 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.