ETA 2370 – interchangeable spare parts

ETA 2370 movement

Which spare parts fit the ETA 2370 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

36Parts with interchange data
49Calibers 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 2370 in our shop

🔧 Interchangeable parts

Part no.DescriptionAlso fits
161ISO 80.400Centre tube
Height 285
182ISO 20.030Barrel and cover
195ISO 20.060Barrel arbor
203ISO 30.012Intermediate wheel
210ISO 30.025Third wheel
227ISO 30.027Second wheel
Height 504
Height 529
Height 554
Height 579
242ISO 31.083Cannon pinion with driving wheel
Height 190
Height 215
Height 240
Height 240according to original label
Height 315
255ISO 31.046Hour wheel
Height 88
Height 103
Height 117
Height 142
Height 167
Height 192
260ISO 31.041Minute wheel
Height 49
301ISO 40.301Regulator for flat hairspring
307ISO 40.301Regulator without pointer, assembled
2nd execution
307/2ISO 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
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
Height 90according to original label
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
according to original label
440ISO 61.100Yoke spring
443ISO 51.080Setting lever
according to original label
443/5443ISO 51.080.06/.01Setting lever
445ISO 51.090Setting lever jumper
according to original label
450ISO 31.100Setting wheel
462ISO 10.062Minute train bridge
702ISO 30.040.12Escape wheel and pinion, pivoted, for two end-pieces
703ISO 30.040.11Escape wheel and pinion, for lower end-piece
703CEscape wheel and pinion, for lower end-piece
according to original label
705ISO 30.040Escape 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 2370 (height × diameter × thickness × length) and matching mainspring in our shop:

🔗 Movements sharing the most parts

→ All calibers of ETA

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