$2.50
You Saved
The ETA 2892-415 Ratchet Wheel is a genuine Swiss-made component for the ETA 2892-2 automatic movement. As part of the automatic winding system, the ratchet wheel works in conjunction with the crown wheel to transfer manual winding motion to the mainspring barrel, enabling efficient power storage. This brand new original part is essential for watchmakers restoring proper winding function when the original wheel becomes worn or damaged.
Genuine ETA part – authentic Swiss-made component for the ETA 2892 movement
Winding system component – works with the crown wheel to transfer manual winding motion to the mainspring barrel
Essential for power storage – enables efficient manual winding for the ~42-hour power reserve
Direct replacement – drop-in replacement for worn or damaged ratchet wheels
Precision-engineered – manufactured to ETA’s original specifications
Part Number: 2892-415 / 415
Compatible Movements: ETA 2892, 2892-2, 2892-A2, 2893, 2894, 2895, 2896, 2897
Movement Diameter: 25.6 mm (11½”’)
Movement Height: 3.60 mm
Jewels: 21
Frequency: 28,800 vph (4 Hz)
Power Reserve: ~42 hours
Origin: Switzerland (ETA factory part)
Condition: Brand new
Service and overhaul of ETA 2892 family movements
Winding system repair – replacing worn or damaged ratchet wheels
Winding function restoration – ensuring smooth and efficient manual winding
Suitable for professional watchmakers and experienced repair technicians
1. Is this a genuine ETA part?
Yes, this is a genuine ETA factory part (reference 2892-415), made in Switzerland. It is listed in authorized supply catalogs for ETA 2892 family calibers.
2. Which movements is this ratchet wheel compatible with?
This ratchet wheel is compatible with ETA 2892, 2892-2, 2892-A2, 2893, 2894, 2895, 2896, and 2897 calibers. The 2892-A2 is a 25.6 mm automatic movement with a slim 3.6 mm height, extensively used by mid-range and high-end brands such as IWC, Omega, and Cartier.
3. What is the function of the ratchet wheel?
The ratchet wheel is part of the manual winding system that works with the crown wheel to transfer winding motion from the crown to the mainspring barrel. It plays a critical role in enabling efficient power storage for the movement’s ~42-hour power reserve.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
3,000+ watch movements and parts in stock.
Trusted by watchmakers worldwide.
Personalized sourcing support via [email protected] or WhatsApp +86 18620212114.
