ETA 1170 – interchangeable spare parts

ETA 1170 movement

Which spare parts fit the ETA 1170 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

2Parts with interchange data

4Calibers 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.	Description	Also fits
401	Winding stem	Height 90according to original label ETA 1070 ETA 1218
445	Setting lever jumper	according to original label ETA 1216 ETA 1217 ETA 1218

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 1170 (height × diameter × thickness × length) and matching mainspring in our shop:

ETA 1170 à 1173: 1.30 × 6.5 × 0.08 × 200 mm (GR 3200)

🔗 Movements sharing the most parts

→ All calibers of ETA

❓ Frequently asked questions

Which ETA 1170 spare parts also fit other movements?

For the ETA 1170, 2 part numbers are listed as interchangeable. Together they fit 4 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the ETA 1170?

The most shared parts: ETA 1218 (2 parts), ETA 1070 (1 parts), ETA 1216 (1 parts).

Which mainspring fits the ETA 1170?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.30 × 6.5 × 0.08 × 200 mm (GR 3200, hand-wound, normal end hook).