Fortis Watch Flieger F-43 Bicompax Bracelet F.424.0004. The Flieger is one of the most iconic models amongst all aviation watches. First created in 1987 the Flieger embodies one of the cornerstones within the brands collection. A functional pilots tool. Repeatedly rewarded. The Flieger is made for those with a clear and settled attitude towards life, those brave enough to skip a trend every now and then. For those searching for that one reliable companion. This tool is made for people who want to enjoy it for decades to come, regardless the fashion or status. There is no function without design and vice versa.