TIMEHUNTER
Jaeger-LeCoultre Calibre

899

Modern slim automatic calibre used across Master Control models.

Technical Profile

Architecture and specifications

Movement typeAutomatic
Frequency28,800 vph
Power reserve70 h
Jewels32
ComplicationsDate
ArchitectureManufacture
Reliability profileHigh horology
Service accessSpecialist
TimeHunter Analysis

Collector context

Modern slim automatic calibre used across Master Control models. Evaluate the complete watch rather than the calibre in isolation: condition, regulation, service history and correct parts materially affect ownership quality.

A famous calibre can add historical interest, but maintenance condition remains more important than reputation alone.
Related Calibres

101

Exceptionally small hand-wound movement created for jewellery watches.

View calibre →

853

Duomètre architecture with separate energy sources for timekeeping and complications.

View calibre →
Watch Glossary