Oris Watch Big Crown Complication Leather D OR-474

Oris Watch Big Crown Complication. Pilots need resilient and exceptionally readable timepieces. Oris Big Crown Complication is such an instrument. The watch is equipped with Oris 581 automatic calibre, 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. The watch comes with a second time zone and a moon phase indicator. Two subsidiary dials provide information about the day and date. Additional useful features include fluted bezel, silver guilloche dial, screw in security crown, see through case back and scratch resistant sapphire crystal glass with anti reflective coating.