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Later specialized tool watch designs were introduced like the Promaster Eco-Drive Professional Diver 1000M Titanium BN7020-09E in 2017. This is a very large watch, the titanium watch case has a diameter of 52.2 mm and thickness of 22 mm and features a helium release valve , designed for mixed gas saturation diving at great depths.
Citizen Promaster Automatic NY0040-09EE diving watch. In 1959, Citizen launched the Parawater – Japan's first fully-waterproof wristwatch. It became the forerunner to Citizen's range of dive watches, subsequently (1982) called the Promaster Marine range. Also in 1982, Citizen launched the 1300m Professional Diver's watch – the world's most ...
A diving watch, also commonly referred to as a diver's or dive watch, is a watch designed for underwater diving that features, as a minimum, a water resistance greater than 1.1 MPa (11 atm), the equivalent of 100 m (330 ft). The typical diver's watch will have a water resistance of around 200 to 300 m (660 to 980 ft), though modern technology ...
The standards and features for diving watches are regulated by the ISO 6425 – Divers' watches international standard. [2] This standard was introduced in 1996. ISO 6425 defines such watches as: A watch designed to withstand diving in water at depths of at least 100 m and possessing a system to control the time.
In 1993, the ADCI began cosponsoring Underwater Intervention, an industry conference among professional divers, companies and organizations, along with Marine Technology Society ROV Committee. [4] Since 1994, the ADCI has been publishing bimonthly Underwater Magazine. [5]
Bret Clifton Gilliam (February 3, 1951 – October 8, 2023) was an American pioneering technical diver.He was most famous as co-founder of the certification agency Technical Diving International along with Mitch Skaggs, and as the one time holder of the world record for deep diving on air. [1]