Jaeger-LeCoultre
Calibre 978
Automatic
Specifications
- Maker
- Jaeger-LeCoultre
- Type
- Automatic
- In-house
- Yes
- Power reserve
- 45 h
- Frequency
- 28,800 vph (4 Hz)
Sources
- Official Jaeger-LeCoultre retrieved October 22, 2026
Maker's data sheet
Figures Jaeger-LeCoultre publishes for the movement.
- Jewels
- 33
- Movement height
- 7.1 mm
- Power reserve
- 45 h
- Frequency
- 28,800 vph (4 Hz)
- Official Jaeger-LeCoultre retrieved October 25, 2026
Used in
2 references use it in the data set, with case diameters from 40 to 40 mm.
| Watch | Ø | Thickness | Lug-to-lug |
|---|---|---|---|
| Jaeger-LeCoultre Master Ultra Thin Tourbillon Enamel (pink gold) Q13224E2 | 40 mm | 12.13 mm | — |
| Jaeger-LeCoultre Master Ultra Thin Tourbillon (pink gold) Q1682411 | 40 mm | 10.77 mm | — |