Oris watch big crown pointer date oris big crown pointer date carries a retro sentiment the watch is inspired by a 1938 oris timepiece it is equipped with oris 754 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 a separate hand and a scale around the outer rim of the dial provide information about the current date add