OMEGA "Trench Watch" (Soldier) Military Watch OMEGA military trench watch - First World War Dimensions: 34 mm (excluding crown) in diameter OMEGA hand-wound mechanical movement Second hand at 6 o'clock This OMEGA watch (known as the "OMEGA Trench") was one of the tool-watches used by soldiers in the trenches (1914-1918). A true museum piece from the OMEGA Manufacture. It was the first wristwatch: an adaptation of gusseted watches for military use. Its index is painted and baked on enamel: large black and red Arabic numerals (a loss of colour and substance) on a white dial for legibility. The watch has a large crown to make it easier to use when wearing gloves. Does not start when wound, crown blocked