The heart and soul of our timepieces
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All TAG Heuer automatic movements are made in Switzerland and must meet extremely strict criteria for precision before they make it onto your wrist. Their high frequency ensures excellent mechanical precision. A number of TAG Heuer automatic movements are awarded an Official Swiss Chronometer Control (C.O.S.C.) Certificate, the ultimate recognition of precision and reliability.
Automatic calibre. Diameter: 30 mm (13''') —31 rubies.
Rapid date correction.
Balance frequency: 36.000 vibrations per hour (5 Hz).
Power reserve: about 50 hours.
Hours — minutes — small seconds at 9. 2 or 3 chronograph counters.
Openworked oscillating mass: "Côtes de Genève" engraved "TAG Heuer — Calibre 36 — 31 Jewels Swiss Made".