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The ETA 7750-2556 Day And Date Drive Wheel is a genuine Swiss-made component for the ETA 7750 automatic chronograph movement. This drive wheel powers both the day and date mechanisms, ensuring accurate and reliable calendar function. Supplied brand new in original condition, it meets OEM specifications for perfect compatibility and performance.
Genuine ETA part – authentic Swiss-made component for the ETA 7750 movement
Dual calendar function – drives both the day and date mechanisms
Critical for calendar operation – ensures accurate and reliable day/date change
Direct replacement – drop-in replacement for worn or damaged drive wheels
Precision-engineered – manufactured to ETA’s original specifications
Part Number: 7750-2556
Compatible Movements: ETA/Valjoux 7750, 7751, 7753, 7754, 7760, 7765
Function: Day and date drive wheel
Origin: Switzerland (ETA factory part)
Condition: Brand new
Service and overhaul of ETA 7750-series movements
Calendar mechanism repair – replacing worn or damaged day/date drive wheels
Day/date function restoration – resolving calendar skipping or non-advance issues
Suitable for professional watchmakers and experienced repair technicians
1. Is this a genuine ETA part?
Yes, this is a genuine ETA factory part (reference 7750-2556), made in Switzerland. It is not an aftermarket or generic copy.
2. Which movements is this drive wheel compatible with?
This drive wheel is compatible with the ETA/Valjoux 7750 and its variants, including 7751, 7753, 7754, 7760, and 7765.
3. What is the function of the day and date drive wheel?
This drive wheel powers both the day and date mechanisms, ensuring accurate and reliable calendar function by driving the day/date discs during the date change.
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Competitive pricing on Seiko/Hattori calibers.
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