ETA 255.491 – interchangeable spare parts
ETA 255.491 movement
Which spare parts fit the ETA 255.491 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.
🔧 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.
🔗 Movements sharing the most parts
- ETA 255.495 (33 parts)
- ETA 255.481 (32 parts)
- ETA 255.483 (32 parts)
- ETA 255.421 (26 parts)
- ETA 255.485 (26 parts)
- ETA 255.121 (25 parts)
- ETA 255.122 (25 parts)
- ETA 255.265 (25 parts)
- ETA 255.266 (25 parts)
- ETA 255.411 (25 parts)
- ETA 255.441 (25 parts)
- ETA 255.487 (25 parts)
- ETA 255.111 (24 parts)
- ETA 255.431 (24 parts)
- ETA 255.461 (23 parts)
- ETA 255.511 (23 parts)
❓ Frequently asked questions
Which ETA 255.491 spare parts also fit other movements?
For the ETA 255.491, 37 part numbers are listed as interchangeable. Together they fit 126 other calibers – the table below shows which part fits which movement.
Which movements share the most parts with the ETA 255.491?
The most shared parts: ETA 255.495 (33 parts), ETA 255.481 (32 parts), ETA 255.483 (32 parts).
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