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The Omega 8601 Movement Operating Lever (7228601A55040) is a precision replacement component used within the keyless works of Omega Caliber 8601 movements. This lever plays a critical role in crown operations, supporting smooth transitions between winding and time-setting positions while ensuring reliable crown function.
Genuine Omega part – authentic original component for Caliber 8601
Keyless works component – essential for crown operation and mode switching
Smooth transitions – ensures reliable switching between winding and time-setting
Precision-engineered – manufactured to Omega’s factory specifications
Direct replacement – designed for professional servicing and restoration
Part Number: 7228601A55040
Compatible Movement: Omega Caliber 8601 (Master Chronometer automatic, annual calendar)
Movement Diameter: 29.0 mm
Movement Height: 5.5 mm
Jewels: 39
Frequency: 25,200 vph (3.5 Hz)
Power Reserve: 60 hours
Origin: Switzerland (Omega factory part)
Condition: Brand new
Service and overhaul of Omega Caliber 8601 movements
Keyless works repair – replacing worn or damaged operating levers
Restoration of Constellation, De Ville, and other 8601-powered models
Suitable for professional watchmakers and authorized service centers
1. Is this a genuine Omega part?
Yes, this is a genuine Omega factory part (reference 7228601A55040), manufactured in Switzerland. It is not an aftermarket or generic component.
2. Which movement is this operating lever compatible with?
This operating lever is specifically designed for the Omega Caliber 8601 automatic annual calendar movement, a Master Chronometer caliber introduced in 2012.
3. What is the function of the operating lever?
The operating lever is part of the keyless works that allows the crown to smoothly switch between winding, time-setting, and (if applicable) calendar adjustment positions.
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