Zeno also makes diving watches used by the Swiss Army for their frogmen, with models rated for up to 300 meters (1000 feet) depth.

These watches are sometimes called diving watches when they are suitable for scuba diving or saturation diving.

Equipment as a diving watch or a diving computer is optional for a competitor to have as underwater timekeeping is carried out by competition officials.

From 1957 to 1959, he was actively evaluating equipment ranging from diving watches to closed circuit breathing apparatus design at the Navy Experimental Diving Unit.

Lennie glanced at the luminous dial of his diving watch.

You got on a diving watch costs more than most of these boys make in a month.

Omega SA is credited as the creator of the world's first industrially produced diving watch intended for commercial distribution, the Omega "Marine", introduced in 1932.

For easy legibility most diving watches have high contrasting, non-cluttered dials and markers with a large, easily identifiable minute hand.

A helium release valve, or helium escape valve, as it is also called, is a feature found on some diving watches.

On her right wrist she wore what appeared to be a large diving watch with a black plastic band and an orange face.