ETA 2000-1497 Movement Ball Bearing

Product Description

The ETA 2000-1497 Movement Ball Bearing is a genuine Swiss-made component for the ETA 2000 automatic movement family. This ball bearing assembly supports the automatic winding rotor (Article 28-2), enabling smooth, low-friction rotation for efficient self-winding in this compact 19.4 mm caliber. As an original factory part, it is essential for restoring smooth rotor operation and optimal winding performance when the original bearing becomes worn or damaged.

Features & Function

• Genuine ETA part – authentic Swiss-made component for ETA 2000 and 2000-1 calibers

• Automatic rotor bearing – supports the oscillating weight for smooth rotation

• Ball bearing system – minimizes friction and wear for efficient self-winding

• Direct replacement – drop-in replacement for worn or noisy rotor bearings

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

Specifications

• Part Number: 2000-1497 / 1497

• Article Number: 28-2

• Compatible Movements: ETA 2000, ETA 2000-1 (also used in Longines L595.2)

• Function: Automatic rotor ball bearing assembly

• Movement Diameter: 19.4 mm (8¾”’)

• Movement Height: 3.6 mm

• Jewels: 20

• Frequency: 28,800 vph (4 Hz)

• Power Reserve: ~40 hours

• Origin: Switzerland (ETA factory part)

• Condition: Brand new

Applications

• Service and overhaul of ETA 2000 and 2000-1 movements

• Automatic winding repair – replacing worn, noisy, or seized rotor bearings

• Rotor restoration – ensuring smooth and efficient self-winding

• 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 2000-1497), made in Switzerland. It is not an aftermarket or generic copy.

2. Which movements is this ball bearing compatible with?
This ball bearing is specifically designed for the ETA 2000 and ETA 2000-1 calibers, a compact 19.4 mm movement used primarily in smaller watches, including the Longines L595.2.

3. What are the signs that the ball bearing needs replacement?
Common signs include grinding or rattling noise from the rotor, reduced winding efficiency, rough rotor rotation, or visible wear/damage during inspection. A qualified watchmaker can diagnose these issues.

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