Formula one is the inspiration behind the creation of oris williams f1 team skeleton engine date the watch is equipped with oris 733 automatic calibre that performs 28 800 vibrations per hour and has 26 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 dial is skeletonised revealing the calibre a fully visible scale provides information about the date additional useful features includ