Chronomat is derived from Watch for MAThematicians and stumbled on life on 1941. That it was one of the first timepieces with a slide-rule (patented by just Breitling for 1940) this watch has been delivered to this market in 1942. The Breitling wathes Chronomat includes a long track record, which can be found here on WatchUseek and is without a doubt worth looking at if you’re towards...