The 756 series brags extreme resilience and protection from harsh external influences this 756 s watch is equipped with valjoux 7750 automatic calibre that performs 28 800 vibrations per hour and has 25 bearing jewels one of the watchs most prominent features is the extreme protection from magnetic fields sinns dehumidifying technology is used as well a date window is positioned at the 4 oclock mark this timepiece comes with additional functionalities like nickel free case back luminou