Oris Big Crown ProPilot Date Stainless Steel / Chalk / Bracelet Ref. 01 733 7805 4163-07 8 20 04LC

The Oris ProPilot Date 01 733 7805 4163-07 8 20 04LC was released in 2025 as part of the re-engineered ProPilot series. The model features a 41.50 mm stainless-steel case with brushed and polished surfaces. Key elements include a bidirectional rotating bezel with turbine-edge detailing, a screw-in crown, and a sapphire crystal with internal anti-reflective coating. Water resistance is 100 meters, and the watch uses a stainless-steel screw-down caseback. The dial is finished in a chalk-colored matte tone. Applied markers and hands receive Super-LumiNova to ensure visibility in low light. A date aperture is positioned at 6 o’clock. A printed minute scale is placed around the perimeter of the dial. Power is supplied by the Oris calibre 733, based on the Sellita SW200-1. The movement is automatic, oscillates at 28,800 vph, and has an approximate 38-hour power reserve. Displayed functions include hours, minutes, seconds, and date. This reference is equipped with a stainless-steel bracelet featuring the Oris “LIFT” clasp system for secure closure and incremental sizing.