20s vintage watch mens Longines trench military hand wind 13.34 tropical dial servicedFrom 1925 this is a remarkably Longines trench watch, powered by the manual wind calibre 13. 34. Both the movement and case share matching serial numbers, confirming its authenticity and dating it to the same era. This is a rare opportunity to acquire an exceptional example of an early 20th century Longines trench watch. Case: o Sterling Silver serial 4'447'447, was polished, minor scratches o 32mm without crown 37mm lug to lug 11mm thickness o New