IWC Portofino Chronograph Watch - 42.0 mm 5N Gold Case - Blue Dial - Black Alligator Strap - IW391035 Britain diamond dial

diamond dial

approximately 57 hours of power reserve

41 mm yellow Rolesor case comprised of Oystersteel and 18K yellow gold

semi-circular three-piece links Bracelet Material 18 ct Yellow gold Clasp Concealed folding Crownclasp Dial Color White Roman Dial

caliber 8971 MC manual winding movement

IWC Portofino Chronograph Watch - 42.0 mm 5N Gold Case - Blue Dial - Black Alligator Strap - IW391035 Britain diamond dial42. 0 mm 18K 5N gold 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.