ETA 2678 – interchangeable spare parts

ETA 2678 movement

Which spare parts fit the ETA 2678 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

55Parts with interchange data
115Calibers 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.

🛒 Spare parts for ETA 2678 in our shop

🔧 Interchangeable parts

Part no.DescriptionAlso fits
144ISO 10.300Dial fastener
161ISO 80.400Centre tube
182ISO 20.030Barrel (drum and cover)
195ISO 20.060Barrel arbor
203ISO 30.012Intermediate wheel
210ISO 30.025Third wheel
227ISO 30.027Centre second wheel
Height 552
Height 577
227/3ISO 30.027.18Second wheel, without sweep second
242ISO 31.083Cannon pinion with driving wheel
242/1ISO 31.083.18Cannon pinion with driver, without sweep second
255ISO 31.046Hour wheel
260ISO 31.041Minute wheel
307Regulator without pointer, assembled
according to original label
307/2ISO 40.302Regulator without pointer, assembled
307/3ISO 40.302Regulator without pointer, assembled
401/3ISO 51.010Winding stem with helical square, thread diameter 0.90 mm
404/3-405/4Stem for waterproof case, with slot
407Sliding pinion
407/3ISO 31.121Sliding pinion
410ISO 31.120Winding pinion
415ISO 31.020Ratchet wheel
420ISO 31.023Crown wheel
434ISO 51.120Spring click
435ISO 51.050Yoke
440ISO 61.100Yoke spring
443/1ISO 51.080.06Setting lever, assembled
445ISO 51.090Setting lever jumper
450ISO 31.100Setting wheel
462ISO 10.062Minute train bridge
705ISO 30.040Escape wheel
710ISO 40.010Pallet fork
1143/1ISO 22.010.06Oscillating weight, assembled
1481ISO 32.031Reduction wheel
1482ISO 32.033Ratchet wheel driving wheel
1488ISO 32.037Reversing wheel
1497ISO 22.040Ball bearing
1498ISO 32.020Bearing wheel
1530ISO 32.038Auxiliary reversing wheel
2535ISO 13.105Date indicator maintaining plate
2539ISO 53.022Date corrector operating lever
2543ISO 33.011Intermediate date wheel
2555/1ISO 33.028.06Calendar driving wheel
2557/1ISO 91.440Date indicator
2561/1ISO 91.441Day indicator
2567ISO 53.201Day corrector
2569ISO 53.204Double corrector
2571ISO 63.121Day corrector spring
2573ISO 63.032Day jumper spring
2576ISO 53.080Date jumper
2577ISO 53.081Day jumper
2595ISO 13.111Date jumper maintaining plate
2780ISO 83.171Day indicator springclip
9433ISO 56.070Stop lever
51497ISO 22.040.01Screw for ball bearing
51498ISO 32.020.01Screw for bearing wheel

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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