Aquis Pro 4000m 01 400 7777 7155 Set

Introducing the Aquis Pro 4000m, the most advanced diver’s watch we’ve ever created. The 49.50 mm titanium watch’s headline feature is its 400-bar (4,000-metre) water resistance rating, deeper than we’ve ever gone before. New depths The Aquis Pro 4000m is a high-tech watch with extreme water resistance. Its key feature is the Oris-patented Rotation Safety System (RSS), designed with divers to lock the bezel, preventing accidental adjustments during a dive. It also has a secure folding clasp and a screw-down crown. Calibre 400 Aquis Pro 4000m, our advanced diver’s watch, features Calibre 400, a five-day automatic offering accuracy, anti-magnetism, and reliability. With a 10-year warranty (with MyOris sign-up) and 10-year service intervals, it sets ‘The New Standard’.

Source: Oris website, last updated Mar 2026