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. | Description | Also fits |
|---|---|---|
| 240ISO 31.080 | Driver cannon pinion | Height 225 Height 250 Height 275 Height 300 Height 325 Height 350 Height 375 Height 400 |
| 250ISO 31.046 | Hour wheel | Height 120 Height 145 Height 170 Height 195 Height 220 Height 245 Height 270 Height 295 |
| 260ISO 31.041 | Minute wheel | |
| 311ISO 70.800 | Upper cap jewel with end-piece, f. balance | |
| 330ISO 70.801 | Lower cap jewel with end-piece, f. balance | ETA 1280ETA 2360ETA 2363ETA 2365ETA 2369ETA 2370ETA 2373ETA 2375ETA 2378ETA 2390ETA 2391ETA 2408ETA 2409ETA 2410ETA 2412ETA 2425ETA 2428ETA 2440ETA 2442ETA 2450ETA 2451ETA 2452ETA 2453ETA 2454ETA 2460ETA 2472ETA 2474ETA 2490ETA 2491ETA 2500ETA 2502ETA 2503ETA 2516ETA 2520ETA 2520RETA 2522ETA 2522RETA 2532ETA 2532RETA 2538ETA 2538RETA 2539ETA 2539R |
| 336ISO 70.806 | Upper cap-jewel with end-piece, for escape wheel | |
| 346ISO 70.807 | Lower cap jewel with end-piece, f. esc. wh. | |
| 401ISO 51.010 | Winding stem | |
| 425ISO 51.120 | Click | |
| 430ISO 61.080 | Click spring | |
| 435ISO 51.050 | Yoke | |
| 440ISO 61.100 | Yoke spring | |
| 445ISO 51.090 | Setting lever jumper | |
| 450ISO 31.100 | Setting wheel | |
| 453ISO 31.101 | Intermediate setting wheel | |
| 710ISO 40.010 | Pallet 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: