
Reference
503.202
Full designation
HEUER-LEONIDAS ref. 503.202 -JS version
Functionalities
- 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)
Circa
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
Caliber
- 7710
- 7 jewels
- unbreakable mainspring
- antimagnetic
- shockprotected
Dimension
53 mm without crown and red shell
Distinctive signs
- This model is a variation of this reference
- “Jugen und Sport” (sport and youth) logo is printed on the dial. “Jugen und Sport” is a Swiss organisation for Sport promotion in Switzerland. “Jugen und Sport” still exists and you can visit its website
- A red plastic shell with Swiss cross on the back protects this specimen
Feel free to share suggestions or improvements for this article using this form.