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Stopwatch HEUER ref. 503.202 (EMD)

Stopwatch HEUER ref. 503.202 (EMD version) --- close-up shot ---



Full designation

HEUER-LEONIDAS ref. 503.202 – EMD version


  • start, stop and reset to zero by consecutive depression of the crown

Recorder and register

  • 1/10em second recorder (long black hand makes one revolution in 30 seconds)
  • central 0-30 minutes register (red hand makes one revolution in 30 minutes)


cylindrical crown, HEUER-LEONIDAS signed backcase and black matt case suggest that this stopwatch dates back to the 70’s

After some investigations, 503.202. reference is only found in 1969/1970 HEUER catalog


  • 7710
  • 7 jewels
  • unbreakable mainspring
  • antimagnetic
  • shockprotected


53 mm without crown and red shell

Distinctive signs

  • it’s a variation of this model
  • The logo of “EMD”, for Eidgenössisches Militärdepartement (“Federal Military Department”), is printed on the dial. EMD is a department of the Swiss federal government. It is in charge of army and civil protection. It was renamed VBS in 1979. In 1998 it became also responsible for the promotion of sport ; the actual name is DDPS (“Département fédéral de la défense, de la protection de la population et des sports” which can be translated by “Federal Department of Defence, Civil Protection and Sport”)
  • A red plastic shell with Swiss cross on the back protects this specimen