ETA 2528 – interchangeable spare parts

ETA 2528 movement

Which spare parts fit the ETA 2528 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

3Parts with interchange data
49Calibers sharing parts
Note: We have compiled this overview to the best of our knowledge and belief, based on the original interchangeability lists of ETA and the original spare-part labels. All information has been carefully checked but is provided without guarantee. Please verify the interchangeability yourself before fitting, especially the height, diameter and execution of the part.

🔧 Interchangeable parts

Source: original interchangeability lists of ETA (checked transcription) and checked original spare-part labels · as of 2026-10-28. Height / execution: the part fits only in this height or execution.

🌀 Matching mainspring

Mainspring dimensions for ETA 2528 (height × diameter × thickness × length) and matching mainspring in our shop:

🔗 Movements sharing the most parts

→ All calibers of ETA

❓ Frequently asked questions

Which ETA 2528 spare parts also fit other movements?

For the ETA 2528, 3 part numbers are listed as interchangeable. Together they fit 49 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the ETA 2528?

The most shared parts: ETA 2520 (3 parts), ETA 2520R (3 parts), ETA 2522 (3 parts).

Which mainspring fits the ETA 2528?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.20 × 11.5 × 0.115 × 400 mm (GR 2966-X, automatic, with welded slipping bridle).

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