Breitling Navitimer Black Dial”Twin jet” Ref 7806The vintage Breitling Navitimer is one of the most iconic watches, as recognisable as a Speedmaster or a Submariner! Breitling launched a new manual wind chrono as a successor to the classic Navitimer 806 in 1972. Reference 7806 was housed in the traditional 41mm steel case and powered by the, following the end of the Venus calibre 178 supply. The revised Navitimer 7806 was distinguished by its prominent Big Eyes hour and minute counters, a running