IWC has been creating exceptional diving watches for over 40 years. The Aquatimer Chrono-Automatic, with a power reserve of 68 hours, is a prime example of their expertise. Since its debut in 1967, IWC has continuously produced quality timepieces for underwater exploration, including the iconic Ocean 2000 and GTS Deep One. In 2004, they unveiled a new line of Aquatimer watches, showcasing their commitment to innovation and precision. Based in Schaffhausen, Switzerland, IWC's legacy of excellence dates back to 1868.