ETA 9127 – interchangeable spare parts

ETA 9127 movement

Which spare parts fit the ETA 9127 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

20Parts with interchange data
9Calibers 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
110ISO 10.048Train wheel bridge, jewelled
121/6ISO 10.058.23Balance cock for flat hairspring
161ISO 80.400Centre tube
227ISO 30.027Second wheel
Height 1305
Height 1585
242ISO 31.083Cannon pinion with driving wheel
Height 1195
255/1ISO 31.046.06Hour wheel, assembled
260ISO 31.041Minute wheel
277ISO 30.084Driving pinion for fourth wheel
303/1ISO 40.302
305ISO 60.150
316ISO 70.800.18Upper cap jewel with special end-piece, for balance
358ISO 40.380Regular corrector
405/3ISO 51.020Handsetting stem
447ISO 61.050Stem spring
450/1ISO 31.100.06Setting wheel, assembled
471/4ISO 60.103Friction spring for sweep second wheel
495/2ISO 81.171Gib
4000ISO 10.513Electronic module
4360ISO 30.510Click wheel, pivoted
4401ISO 20.761Bridle +

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

→ All calibers of ETA

❓ Frequently asked questions

Which ETA 9127 spare parts also fit other movements?

For the ETA 9127, 20 part numbers are listed as interchangeable. Together they fit 9 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the ETA 9127?

The most shared parts: ETA 9121 (20 parts), ETA 9129 (18 parts), ETA 9126 (17 parts).

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