Oris big crown pointer date is a very innovative aviation timepiece that also embodies all of the oris watch making traditions it is equipped with oris 584 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 markers are luminous for improved night time visibility a separate hand and a scale around the outer rim of the dial provide information about the cur