Fortis watch aviatis aeromaster professional chronograph 6561810 lp for the first time fortis combines a pvd coated case with a black dial and white numerals and indices as a unique differentiation to the previous aeromaster models fortis sets a special highlight by setting the hands in a bright red color double anti reflective coated sapphire pvd coated steel case raised numerals and indices green afterglow in the dark and a glass base are the core elements of this perfect aviatis watch