Master Navigational GCT Watch AN-5740 4992B 24 Hour in Original Box 1942 ME-109 These indicators are in good

These indicators are in good shape given their ages

marked BU AERO USN

apparently melted as evidenced by the residue in the case and on the instrument

equipped with twin J-34 engines

Master Navigational GCT Watch AN-5740 4992B 24 Hour in Original Box 1942 ME-109 These indicators are in goodThis is an authentic WWII era GCT (Greenwich Civil Time) Master Navigational Watch AN 5740 Hamilton Part No 4992B 22 jewel movement, The watch has a serial number prefix of AF42, evidence of a 1942 manufacturing order. The watch winds and runs for ~48 hours, which is its minimum specification. Has not been recently serviced. This watch is in its original factory box and sleeve.