View source for ATP Watches of the British Armed Forces

==ATP==
The Army Trade Pattern (ATP) wristwatch was a general service timepiece supplied by 18 Swiss makers in accordance
with a specification requiring:
* 10½– 12 ligne, 15 jewel lever movements timed ± 30 sec. per day in 4 positions;
* metal dials, luminised, offset seconds
* stainless steel or nickel chrome waterproof cases.
Approximately 133,600 ATP wristwatches were supplied to the War Office

==Links==
[[Disposal of Surplus Timepieces after World War Two]]
[[British Armed Forces Issued Watches]]