However, the first actual test of a waterproof watch that most of us are generally aware of, took place in
link 1932, when the Omega "Marine" was tested to a depth of 73 meters in Lake Geneva – the watch was later tested
link in a laboratory pressure chamber to a depth of 135 meters. The Marine would go on to be used by early diving pioneers like Charles William Beebe, and was worn by diving pioneer Yves
link Le Prieur, who invented one of the first successful self-contained underwater breathing systems.