Hamilton 4992B USAF Navigational watch -- Cold war era aviation With its exceptional performance and

With its exceptional performance and durability

thick nylon straps are included

2 year warranty

Whitney and  British Military Timepieces by K

Hamilton 4992B USAF Navigational watch -- Cold war era aviation With its exceptional performance andHamilton, 4992B, United States Air Force Navigational Master Watch GCT, 22 jewels, adjusted six positions. 16 size, Elivar extra hairspring. Circa 1958. Made in Lancaster, Pennsylvania, USA. Hack setting (stem pulls out to stop second hand). Military nomenclature on back. In this particular example, the dial and movement are excellent. The case is in very good condition with a very slight spot of nickel silver showing through on the center of the back