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The Omega 8900 Movement Shock-Absorber Upper (7228900A70530) is a precision replacement component designed for the balance wheel assembly of the Omega Caliber 8900 Master Chronometer automatic movement. This upper shock absorber helps absorb shocks and protect the delicate balance staff pivots, ensuring stability and long-term durability of the movement .
Genuine Omega part – authentic original component for Caliber 8900
Shock protection – absorbs impacts to protect the balance staff pivot
Upper balance assembly component – critical for balance wheel stability
Precision-engineered – manufactured to Omega’s factory specifications
Direct replacement – designed for professional servicing and restoration
Part Number: 7228900A70530
Compatible Movement: Omega Caliber 8900 (Master Chronometer automatic)
Movement Diameter: 29.0 mm
Movement Height: 5.5 mm
Jewels: 39
Frequency: 25,200 vph (3.5 Hz)
Power Reserve: 60 hours
Shock Protection: Upper shock absorber (balance assembly)
Origin: Switzerland (Omega factory part)
Condition: Brand new
Service and overhaul of Omega Caliber 8900 movements
Balance assembly repair – replacing worn or damaged shock absorbers
Restoration of Seamaster 300, Aqua Terra, Constellation, and other 8900-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 7228900A70530), manufactured in Switzerland. It is not an aftermarket or generic component.
2. Which movement is this shock-absorber compatible with?
This shock-absorber is specifically designed for the Omega Caliber 8900 Master Chronometer automatic movement.
3. What is the function of the upper shock absorber?
The upper shock absorber protects the upper balance staff pivot during impacts by allowing controlled movement within the jewel setting, absorbing shock energy to prevent damage to the delicate pivot.
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