Reference
503.213
Full designation
HEUER-LEONIDAS ref. 503.213
Functionalities
- start, stop and reset to zero by consecutive depression of the crown
Recorder and register
- 1/100 minute recorder (long black hand makes one revolution in 60 seconds)
- central 0-60 minutes register (red small hand makes one revolution in 60 minutes)
- dial divided into 100 units
Circa
cylindrical crown, HEUER-LEONIDAS signed backcase and black matt case suggest that this stopwatch dates back to the 70’s
After some investigations, 503.213. reference is found in HEUER catalogs from 1969 to 1980
Caliber
- 7710
- 7 jewels
- unbreakable mainspring
- antimagnetic
- shockprotected
Dimension
53 mm without crown
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