IWC Schaffhausen Pilot's Watch Chronograph Spitfire

The IWC Pilot's Watch Chronograph Spitfire, reference IW377719, is a chronograph with a 43 mm steel case. Case thickness is 15.4 mm, and the crown screws down; self-winding calibre 79320 has a 44-hour power reserve and 25 jewels. Convex sapphire glass covers the grey dial with a day and date display and small hacking seconds. A steel bracelet is on the watch. Water resistance is rated to 60 metres. The watch has a soft-iron inner case. The movement has Côtes de Genève and perlage decoration. The movement runs at 28,800 vibrations per hour.