History diving watches

Diving watches are wristwatches that are designed to withstand water pressure and exposure while diving. They are popular among divers, outdoor enthusiasts and watch collectors for their durability, functionality and style. Diving watches have some common features that make them suitable for underwater use, such as:

Water resistance: Diving watches must be able to resist water ingress at least up to 100 meters.
(330 feet), which is the minimum depth for recreational diving. Some diving watches can go deeper than 300 meters (1000 feet), which is the limit for technical diving.
Rotating bezel: Diving watches have a unidirectional rotating bezel that can be used to measure elapsed time during a dive. The bezel can only turn counterclockwise, so that if it is accidentally moved, it will show a shorter dive time and prevent the diver from overstaying underwater.

Luminous dial: Diving watches have luminous hands and markers on the dial that can be seen in low-light conditions underwater. Some diving watches also have a backlight or a lume pip on the bezel that can be activated by pressing a button.

Screw-down crown: Diving watches have a screw-down crown that can seal the watch case and prevent water from entering through the stem hole. The crown must be screwed tightly before diving and unscrewed carefully after drying. 
Diving watches come in various styles, sizes and materials, depending on the preference and budget of the wearer. Some of the most popular brands of diving watches are Rolex, Omega, Seiko, Citizen and Casio. Diving watches are not only useful for diving but also for other activities such as swimming, hiking or traveling. 

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