Introducing the Aquis Date Calibre 400, a diver’s watch powered by Oris’s game-changing new in-house automatic calibre. Calibre 400 is a highly accurate, highly anti-magnetic, highly reliable movement with a huge five-day power reserve, and comes with 10-year recommended service intervals and a 10-year warranty. Calibre 400 sets the new standard.
The Oris guarantee
Oris’s engineers developed Calibre 400 to meet the demands of today’s watch wearer. It makes three key performance promises.
Calibre 400 has more than 30 anti-magnetic components and exceeds the norms required by the ISO 764 enhanced anti-magnetic standard.
Five-day power reserve
For many reasons, you may not wear a mechanical watch every day. Calibre 400 has a five-day power reserve so it’s ready to go when you are.
A 10-year warranty
A modern luxury watch should be reliable. Any Oris watch carrying Calibre 400 is guaranteed for 10 years when you register it at MyOris.