Caliber 12
ProbableSucceeded the Caliber 11 within the same references, so a 1153 or 11630 may correctly carry either — the reference number does not settle which. The left-hand crown follows from the module on both, so crown position identifies the family rather than the individual caliber.
Specifications
- Movement manufacturer
- Heuer
- Production
- 1971–?
- Frequency
- 21,600 vph (3 Hz)
- Winding
- automatic
- Complications
- Chronograph · Date
Architecture
The Caliber 11 architecture with a higher beat rate and revised winding, retaining the chronograph module on a micro-rotor base.
Related calibers
Preceded by
Caliber 11 (Chronomatic)
References using this caliber
- TAG Heuer 1153Factory
Carrera · Whole production
- TAG Heuer 11630Factory
Autavia · Whole production
Provenance of this record
Sources & Evidence
Secondary sourceCollector research
Ranfft Watch Movement Archive
Dr. Roland Ranfft (archived and maintained by volunteers)
- Accessed
- 2026-08-18
Cited for
This referenceProbable
Secondary sourceCollector research
Heuer collector research on reference numbering, dial generations and executions
Collector communities and specialist dealers
- Accessed
- 2026-08-18
Cited for
This referenceProbable
Last verified: Not yet reviewed