ETA 945.731 – interchangeable spare parts

ETA 945.731 movement

Which spare parts fit the ETA 945.731 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

8Parts with interchange data
5Calibers 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

Part no.DescriptionAlso fits
4000ISO 10.513Electronic module
ETA 945.831ETA 945.832
4160ISO 20.780Connection, for case
ETA 945.832
4265ISO 40.660
ETA 945.831ETA 945.832ETA 9360ETA 9361ETA 9362
4363ISO 80.050
ETA 945.831ETA 945.832
4400ISO 51.600Battery clamp
ETA 945.831ETA 945.832
4413ISO 20.700
ETA 945.831ETA 945.832
4820ISO 56.520Connector
ETA 945.832
4929/1ISO 20.570.18Battery
ETA 945.831ETA 945.832

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.

🔗 Movements sharing the most parts

→ All calibers of ETA

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