This range of fortis watches is called official cosmonauts since it meets the requirements of the yuri gagarin cosmonaut training centre in star city b 42 official cosmonauts daydate is equipped with swiss made eta 2836 2 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 da