The IWC Pilot’s Watch Top Gun Chronograph reference IW3890-13 is a special edition created for members of the 663 Squadron; 663 Sqn used to be RAF but are now Army Air Corp. The squadron operats Apache attack helicopters .The watch has an individually engraved case back with its owners name and call sign. Their insignia can be found on the ‘Miramar’ style dial at 9:00.
