Jaeger Lecoultre - Gentleman's Second World War issue 'Dirty Dozen' alloy cased wristwatch, the black dial having cream Arabic numerals, seconds subsidiary at 6 o'clock, luminous filled second and hour hand, screw down case back with broad arrow marked 'WWW' and numbered '284576' and 'F13881', signed manual wind movement numbered '324886', 35mm diameter (ex. crown), on a black nato strap