With the self winding avenger seawolf model breitling has accomplished a first rate technical performance by producing a professional divers watch that is water resistant to the fabulous depth of 3 000 meters 10 000 ft the watch is equipped with a unidirectional rotating bezel a screw lock crown with a non slip grip and a valve serving to equal out pressure differences between the inside and the outside of the watchmovemnt automaticpower reserve min 40 hrsbezel unidirectional ratch