Some specifications for this reference are on file; the record is incomplete.
Hamilton · Military Specification Issue
US Government Specification Field Watch
Ref. GG-W-113
discontinuedUS military contractPartially documentedLast reviewed Not yet reviewed
Missing informationCore fields not yet documented for this reference: Caliber, Water resistance
Component compatibility
What this reference is documented to have carried, and in what capacity. A service part is the manufacturer's own work; only a counterfeit classification is a finding against the watch.
Components
1964–1986
The caseback IS the identity of the watch, and it unscrews. Never assess it in isolation from the case, dial, hands and movement.