Original U.S. WWII US Army Air Forces Unissued 1942 Dated AN5740 G.C.T. Master Navigator Pocket Watch by Elgin With Original Packaging - Fully Functional German Field Gear which were then dated as

which were then dated as they were put into service

Native Hawaiian

with the hard to find shoulder strap

but it is widely accepted to center on World War I

Aisen-Marne

Original U.S. WWII US Army Air Forces Unissued 1942 Dated AN5740 G.C.T. Master Navigator Pocket Watch by Elgin With Original Packaging - Fully Functional German Field Gear which were then dated asOriginal Items: Only One Set Available. As used by navigators on B 17 Flying Fortress and B 24 Liberator this is a FULLY FUNCTIONING Hamilton AN5740 pocket watch with steel carry case. This is a FULLY FUNCTIONING beautiful 1942 produced example of the Hamilton U. S Army Air Force GCT Navigation watch type AN 5740. The "GCT" or AN 5740 AN 5740 1 pocket watches were used for navigation purposes by all the branches of the US. Military prior to, during,