The Concise Guide to Military Timepieces: Covering Major Models from 1880 to 1990 Tritium GTLS Self Luminous Watches is a direct descendant of

is a direct descendant of the G10 watches we produced in the 1980s

Our elasticated straps are a further evolution of the original NATO strap we've sold for decades

We upgraded the design from the original plastic case to metal and changed the movement from a mechanical to a reliable quartz alternative

a screw caseback

The hybrid movement is powered by a battery that drives the coils and quartz oscillator

The Concise Guide to Military Timepieces: Covering Major Models from 1880 to 1990 Tritium GTLS Self Luminous Watches is a direct descendant ofSKU Code: 9780719843020 The Concise Guide to Military Timepieces 1880 1990 By Z. Wesolowski This comprehensive guide offers detailed descriptions and explanations of over 150 military timepiece models, complete with a guide to current price ranges. The chapters are organized chronologically and cover various types of timepieces, including: Pocket and deck watches Wristwatches Aviator watches Chronographs Timers Stopwatches Diver watches Clocks An