The fortis b 42 pilot professional chronograph watch is designed for aviators it is exceptionally accurate and legible this timepiece is equipped with swiss made valjoux 7750 automatic calibre that performs 28 800 vibrations per hour and has 25 bearing jewels other movement characteristics include incabloc shock absorber and fine timing device hands numerals and indices are covered with luminous paint that enhances night time readability a day and date display is positioned at the 3 oclo