Technical Profile
Architecture and specifications
Movement typeManual
Frequency18,000 vph
Power reserve46 h
Jewels17
ComplicationsSmall seconds
ArchitectureIndustrial
Reliability profileProven
Service accessHigh
TimeHunter Analysis
Collector context
Crown-at-three counterpart to the 6497 layout. 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.