Oris divers titan c small second date is both shock and scratch resistant the watch is developed for the needs of professional divers it is equipped with oris 643 automatic calibre a modification of eta 2836 2 automatic calibre the movement performs 28 800 vibrations per hour and has 27 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 date display appears at the 6 oclock mark the t