Hamilton Navigation Master 3992B A.M.6B/60

Hamilton. A stainless steel keyless wind open face military issue pocket watch, Navigation Master Watch, Ref: 3992B A.M.6B/60, Circa 1942

Hamilton. A stainless steel keyless wind open face military issue pocket watch, Model: Navigation Master Watch, Reference: 3992B A.M.6B/60, Date: Circa 1942, Movement: 22-jewel Cal.3992B manual wind, No.301082, Dial: White, broad arrow, Case: Brushed and polished round, screw down back engraved '↑ Serial No.1032-1942', Signed: Dial & movement, Size: 52mm