Oris Propilot X Calibre 400

01 400 7778 7153-07 7 20 01TLC Oris Big Crown ProPilot X Caliber 400 watch, Oris Manufacture caliber 400. Automatic watch, calendar, titanium case. The ProPilot X Caliber 400 continues an extensive collection of Oris pilot watches dating back to the early 1900s, but its power lies beyond its allegiances: it is a machine that celebrates mechanics. Inside the ProPilot X Caliber 400 is the new generation of high-performance drives. Entirely conceived by our qualified engineers, the Caliber 400 Series movements boast high levels of anti-magnetism, a five-day power reserve and a 10-year guarantee. We call this The New Standard.