ETA 2638 – interchangeable spare parts
ETA 2638 movement
Which spare parts fit the ETA 2638 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.
📄 Technical document
View the original document for ETA 2638 online:
🔗 Movements sharing the most parts
- ETA 2639 (74 parts)
- ETA 2638R (74 parts)
- ETA 2639R (71 parts)
- ETA 2630 (62 parts)
- ETA 2620 (59 parts)
- ETA 2622 (59 parts)
- ETA 2623 (58 parts)
- ETA 2620R (56 parts)
- ETA 2622R (56 parts)
- ETA 2623R (54 parts)
- ETA 2632 (51 parts)
- ETA 2728 (44 parts)
- ETA 2600 (43 parts)
- ETA 2602 (43 parts)
- ETA 2738 (43 parts)
- ETA 2722 (41 parts)
❓ Frequently asked questions
Which ETA 2638 spare parts also fit other movements?
For the ETA 2638, 52 part numbers are listed as interchangeable. Together they fit 135 other calibers – the table below shows which part fits which movement.
Which movements share the most parts with the ETA 2638?
The most shared parts: ETA 2639 (74 parts), ETA 2638R (74 parts), ETA 2639R (71 parts).
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