ETA 2811 – interchangeable spare parts
ETA 2811 movement
Which spare parts fit the ETA 2811 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.
🔧 Interchangeable parts
| Part no. | Description | Also fits |
|---|---|---|
| 407 | Sliding pinion | |
| 2543 | Intermediate date wheel | |
| 2555/1 | Calendar driving wheel | |
| 2577 | Day jumper |
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 2811 (height × diameter × thickness × length) and matching mainspring in our shop:
🔗 Movements sharing the most parts
❓ Frequently asked questions
Which ETA 2811 spare parts also fit other movements?
For the ETA 2811, 4 part numbers are listed as interchangeable. Together they fit 22 other calibers – the table below shows which part fits which movement.
Which movements share the most parts with the ETA 2811?
The most shared parts: ETA 2810 (4 parts), ETA 2828 (4 parts), ETA 2830 (4 parts).
Which mainspring fits the ETA 2811?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.25 × 11.5 × 0.125 × 420 mm (GR 3149, hand-wound, normal end hook).
🛠️ For the workshop
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