IWC Big Pilot's Watch 43 - Stainless Steel Case - Black Dial - Brown Calfskin Strap - IW329301 portofino annual calendar with displays for

annual calendar with displays for the date

caliber 2385 self-winding movement with chronograph

diamond-set 18K pink gold AP folding buckle

ardoise dial

IWC Big Pilot's Watch 43 - Stainless Steel Case - Black Dial - Brown Calfskin Strap - IW329301 portofino annual calendar with displays for43. 0mm stainless steel case, 13. 6mm thick, see through sapphire glass back, screw in crown, convex sapphire glass crystal with antireflective coating on both sides, black dial with luminescence, calibre 82100 automatic movement with date, day, chronograph, rattrapante, hours, minutes, small seconds, approximately 60 hours of power reserve, brown calfskin strap with easx change system. Water resistant to 10 bar.