ETA 2801-1 – interchangeable spare parts
ETA 2801-1 movement
Which spare parts fit the ETA 2801-1 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.
39Parts with interchange data
161Calibers 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.
🔗 Movements sharing the most parts
- ETA 2804-1 (57 parts)
- ETA 2821-1 (53 parts)
- ETA 2801-2 (52 parts)
- ETA 2824-1 (51 parts)
- ETA 2804-2 (50 parts)
- ETA 2804 (46 parts)
- ETA 2821-2 (46 parts)
- ETA 2801 (44 parts)
- ETA 2824-2 (44 parts)
- ETA 2824 (40 parts)
- ETA 2834-1 (39 parts)
- ETA 2836-1 (39 parts)
- ETA 2821 (38 parts)
- ETA 2830 (33 parts)
- ETA 2806 (32 parts)
- ETA 2836-2 (32 parts)
❓ Frequently asked questions
Which ETA 2801-1 spare parts also fit other movements?
For the ETA 2801-1, 39 part numbers are listed as interchangeable. Together they fit 161 other calibers – the table below shows which part fits which movement.
Which movements share the most parts with the ETA 2801-1?
The most shared parts: ETA 2804-1 (57 parts), ETA 2821-1 (53 parts), ETA 2801-2 (52 parts).
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