ETA 2892-210 Third Wheel

Product Description

The ETA 2892-210 Third Wheel is a genuine Swiss-made component for the ETA 2892 automatic movement family. As an integral part of the gear train, the third wheel transmits power from the center wheel to the fourth wheel and escape wheel, playing a critical role in accurate timekeeping and consistent power delivery. The ETA 2892 is a 25.6 mm automatic caliber recognized as a premium thin movement, used extensively by mid-range and high-end brands including IWC, Girard Perregaux, and Omega.

Features & Function

• Genuine ETA part – authentic Swiss-made component for the ETA 2892 movement

• Gear train component – transmits power from the center wheel to the fourth wheel and escape wheel

• Critical for timekeeping – ensures stable amplitude and accurate time display

• Direct replacement – drop-in replacement for worn or damaged third wheels

• Precision-engineered – manufactured to ETA’s original specifications

Specifications

• Part Number: 2892-210 / 210

• Article Number: 10

• Compatible Movement: ETA 2892 (including 2892-2, 2892-A2, and related calibers)

• Movement Diameter: 25.6 mm (11½”’)

• Movement Height: 3.60 mm

• Jewels: 21 (standard ETA 2892-A2)

• Frequency: 28,800 vph (4 Hz)

• Power Reserve: ~42 hours

• Origin: Switzerland (ETA factory part)

• Condition: Brand new

Applications

• Service and overhaul of ETA 2892 family movements

• Gear train repair – replacing worn or damaged third wheels

• Timekeeping restoration – ensuring stable power delivery to the escapement

• Suitable for professional watchmakers and experienced repair technicians

FAQs

1. Is this a genuine ETA part?

Yes, this is a genuine ETA factory part (reference 2892-210), made in Switzerland. It is listed in authorized supply catalogs for ETA 2892 calibers.

2. Which movements is this third wheel compatible with?

This third wheel is compatible with ETA 2892, 2892-2, and 2892-A2 movements. 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 third wheel?

The third wheel is part of the gear train that transmits power from the center wheel to the fourth wheel and escape wheel. It is essential for maintaining stable power flow to the escapement for accurate timekeeping.

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