Oris artelier complication is both elegant and exceptionally functional timepiece the watch is equipped with oris 581 automatic calibre a modification of eta 26882671 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 sub dial provides information about the second time zone two additional subsidiary dials indicate the day and d