War might not be good for many things, but it has benefited watch technology advancement. The need for timepieces to be more resilient, less visible, able to go to lower depths, or be able to survive higher temperatures has led to brands making discoveries they may not have done without a mil-spec document arriving on their desk.
What Is A Military Watch?
A Rolex 5517 MilSub military spec watch
Technically, it is any timepiece worn by someone in the military – the first of which were allegedly used during the 1899-1902 Boer War. WWI saw soldiers strapping everyday pocket watches to their wrists to avoid having to fumble in their clothes,