Formula 1 is a great inspiration for several oris watch collections williams f1 team day date is no exception the timepiece is equipped with oris 635 automatic calibre a modification of eta 2836 2 the movement performs 28 800 vibrations per hour and has 25 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 day and date display is positioned at the 3 oclock mark additional useful featur