ETA 2804-2 – interchangeable spare parts

ETA 2804-2 movement

Which spare parts fit the ETA 2804-2 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

43Parts with interchange data
164Calibers 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 2804-2 in our shop

More items for ETA 2804-2 in our shop →

🔧 Interchangeable parts

Part no.DescriptionAlso fits
144ISO 10.300Dial fastener
161ISO 80.400Centre tube
182ISO 20.030Barrel and cover
195ISO 20.060Barrel arbor
203ISO 30.012Intermediate wheel
210ISO 30.025Third wheel
227ISO 30.027Second wheel
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
307ISO 40.301Regulator without pointer, assembled
307/2ISO 40.302Regulator without pointer, assembled
307/3ISO 40.302Regulator without pointer, assembled
311ISO 70.800Upper cap jewel with end-piece, f. balance
330ISO 70.801Lower cap jewel with end-piece, f. balance
401ISO 51.010Winding stem
404Stem for waterproof case, with slot
407ISO 31.121Sliding pinion
410ISO 31.120Winding pinion
415ISO 31.020Ratchet wheel
420ISO 31.023Crown wheel
422ISO 81.067Crown wheel ring
425ISO 51.120Click
430ISO 61.080Click spring
435ISO 51.050Yoke
440ISO 61.100Yoke spring
443/1ISO 51.080.06Setting lever, assembled
445/2ISO 51.091Combined setting lever jumper
450ISO 31.100Setting wheel
462ISO 10.062Minute train bridge
705ISO 30.040Escape wheel
710ISO 40.010Pallet fork
2539ISO 53.022Date corrector operating lever
2543ISO 33.011Intermediate date wheel
2556ISO 33.020Date indicator driving wheel
2557/1ISO 91.440Date indicator
2566ISO 53.200Date corrector
2570ISO 53.026Double corrector operating lever
2576ISO 53.080Date jumper
2595/1ISO 13.111.06Date jumper maintaining plate
9433ISO 56.070Stop lever

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 2804-2 spare parts also fit other movements?

For the ETA 2804-2, 43 part numbers are listed as interchangeable. Together they fit 164 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the ETA 2804-2?

The most shared parts: ETA 2804-1 (58 parts), ETA 2824-2 (57 parts), ETA 2801-2 (55 parts).

Can I buy spare parts for the ETA 2804-2?

Yes, Master Watch Parts currently has more than 20 matching items in stock.

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