ETA 1301 – interchangeable spare parts

ETA 1301 movement

Which spare parts fit the ETA 1301 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

3Parts with interchange data
19Calibers 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.

🛒 Spare parts for ETA 1301 in our shop

🔧 Interchangeable parts

Part no.DescriptionAlso fits
401ISO 51.010Winding stem
407ISO 31.121Sliding pinion
445Setting lever jumper

Source: original interchangeability lists of ETA (checked transcription) and checked original spare-part labels · as of 2026-10-18. Height / execution: the part fits only in this height or execution.

🌀 Matching mainspring

Mainspring dimensions for ETA 1301 (height × diameter × thickness × length) and matching mainspring in our shop:

🔗 Movements sharing the most parts

→ All calibers of ETA

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