Pilot’s Chronograph Doppelchronograph 3713 — Steel, Black Dial · Early Tritium Dial

Identifying details

• ChronographChronographA watch function for starting, stopping and resetting an elapsed-time measurement independently of the ordinary time display.

  Stopwatch function with registers.

• Split-seconds chronographSplit-seconds chronographA chronograph with two superimposed timing hands. One can be stopped to read an intermediate time while the other continues; releasing the stopped hand makes it catch up and run together with the other again. This allows comparison of events that start together.

  Second chronographChronographA watch function for starting, stopping and resetting an elapsed-time measurement independently of the ordinary time display. hand that can be stopped independently ().