HEUER (SEMIKROGRAPH - SPORT REF. 1603), CA. 1977
Pocket stopwatch originally created in 1916 for the Great War, this technical innovation changed the fate of motor racing. Chrome-plated steel case with clip-on back (original Heuer label). White dial with 60-second scale between each minute, bezel graduated to 1/50 of a second / 3-minute totalizer at 12 o'clock. Start crown and reset by simply pressing the push-piece at 2 o'clock.
Movement: Manual mechanical calibre / HEUER LEONIDAS Swiss.
Diam. 52 mm. Condition: Very beautiful (period Heuer case and booklet).
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