Early Races were being largely timed by stopwatches mounted to car dashboards, but given that the complication was shrunk, they have been additional typically found on wrists, particularly in the F1 and endurance racing heyday concerning the ’50s and ’70s. Motivated by British pilot’s watches in the seventies, Hamilton’s Khaki https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/