Oris Big Crown Complication Bi Colour D OR-471

Oris Big Crown Complication is a pilot’s watch that comes with a medley of useful functionalities. The timepiece is equipped with Oris 581, a modification of ETA 2688/2671. The movement performs 28 800 vibrations per hour and has 17 bearing jewels. A 38-hour power reserve is available for the convenience of the wearer. Hands and indices are luminous for improved night time visibility. A second time zone and a moon phase display are conveniently positioned on the dial. Two subsidiary dials provide information about the day and date. Additional useful features include silver guilloche dial, rose gold plated stainless steel casing, screw-in security crown, see-through case back and scratch-resistant sapphire crystal glass with anti-reflective coating.