Pilot's Watch, Reference 371713 | A pink gold chronograph wristwatch with day and date | Circa 2009 IWC Pilot's Watch, Reference 371713 A pink gold chronograph wristwatch with day and date Circa 2009 Dial: black Calibre: cal. 79320 automatic, 25 jewels Movement number: 3'019'247 Case: 18k pink gold, screw-down case back Case number: 3'291'898 Closure: 18k pink gold IWC buckle Size: 42 mm diameter Signed: case, dial and movement Box: yes Papers: yes Accessories: IWC warranty card, instruction manual and presentation case Please note the leather strap derived from endangered species is for display purposes only and is not sold with the watch. The watch will be shipped with a Sotheby’s branded calf leather strap.