Jaeger-LeCoultre 899
High confidenceThe base of the Master Control line and of a family of complicated derivatives. Visible through the display back on most references that carry it, which makes it one of the more readily confirmed calibers on the brand.
Specifications
- Movement manufacturer
- Jaeger-LeCoultre
- Frequency
- 28,800 vph (4 Hz)
- Jewels
- 32
- Power reserve
- 43 hours
- Winding
- automatic
- Complications
- Centre seconds · Date
Architecture
Automatic with a centre-seconds display and date, and a ceramic ball-bearing rotor. JLC's general-purpose modern automatic.
References using this caliber
- Jaeger-LeCoultre Q4018420Factory
Master Control · Whole production
Provenance of this record
Sources & Evidence
Primary sourceManufacturer documentation
Jaeger-LeCoultre — collection and caliber specifications
Jaeger-LeCoultre
- Accessed
- 2026-08-18
Cited for
This referenceHigh confidence
Last verified: Not yet reviewed