ETA 1260 – interchangeable spare parts

ETA 1260 movement

Which spare parts fit the ETA 1260 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

16Parts with interchange data
54Calibers 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
240ISO 31.080Driver cannon pinion
Height 225
Height 250
Height 275
Height 300
Height 325
Height 350
Height 375
Height 400
250ISO 31.046Hour wheel
Height 120
Height 145
Height 170
Height 195
Height 220
Height 245
Height 270
Height 295
260ISO 31.041Minute wheel
311ISO 70.800Upper cap jewel with end-piece, f. balance
330ISO 70.801Lower cap jewel with end-piece, f. balance
336ISO 70.806Upper cap-jewel with end-piece, for escape wheel
346ISO 70.807Lower cap jewel with end-piece, f. esc. wh.
401ISO 51.010Winding stem
425ISO 51.120Click
430ISO 61.080Click spring
435ISO 51.050Yoke
440ISO 61.100Yoke spring
445ISO 51.090Setting lever jumper
450ISO 31.100Setting wheel
453ISO 31.101Intermediate setting wheel
710ISO 40.010Pallet fork

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 1260 (height × diameter × thickness × length) and matching mainspring in our shop:

🔗 Movements sharing the most parts

→ All calibers of ETA

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