In the mid-1940s, Gallet introduced the MultiChron Navigator, which was the world’s first 24-hour chronograph. The watch featured an additional hand that tracked time on a 24-hour scale, while the ...

In the mid-1940s, Gallet introduced the MultiChron Navigator, which was the world’s first 24-hour chronograph. The watch featured an additional hand that tracked time on a 24-hour scale ...