TIMEHUNTER
Omega Calibre

8500

Twin-barrel Co-Axial manufacture movement.

Technical Profile

Architecture and specifications

Movement typeAutomatic
Frequency25,200 vph
Power reserve60 h
Jewels39
ComplicationsDate
ArchitectureManufacture
Reliability profileProven
Service accessSpecialist
TimeHunter Analysis

Collector context

Twin-barrel Co-Axial manufacture movement. 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

1861

Classic Moonwatch chronograph calibre derived from the Lemania 1873 architecture.

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3861

Co-Axial Master Chronometer evolution of the Moonwatch movement.

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8800

Compact Master Chronometer calibre widely used in modern Seamaster models.

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8900

Twin-barrel Master Chronometer with independently adjustable hour hand.

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Watch Glossary