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Mainspring
For ETA 878
1.25 x 0.100 x 250 x 8.5 mm
Height (H): 1.25mm
Thickness (T): 0.1mm
Total Length (TL): 250mm
Barrel Diameter (BD): 8.5mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
GR Approximation
This mainspring does not have a GR reference. The following GR mainsprings are the closest fit, when values differ the exact value is shown brackets for reference:
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-101596 | CITIZEN CASE | |
| Citizen 31-7454 | CITIZE CASE REFERENCE | |
| Citizen 4-K001722 | ||
| Citizen 4-036395 | CITIZEN CASE | |
| Citizen 4-076265 | CITIZEN CASE | |
| Citizen 4-092571 | CITIZEN CASE | |
| Citizen 4-101596 | CITIZEN CASE | |
| Citizen 4-274482 | CITIZEN CASE | |
| Citizen 4-G09292 | CITIZEN CASE | |
| Citizen 4-G30291 | CITIZEN CASE | |
| Citizen 4-K001722 | ||
| Citizen 4-S35932 | CITIZEN CASE | |
| Citizen AC-6302 | CITIZEN CASE REFERENCE | |
| Ebosa 700.301 | QUARTZ ANALOG W/O SEC 1 JEWEL | 11.5 |
| Longines 396.2 | 21,600 BPH, WLTH RESERVED INDICATOR | 10.5 |
| Omega 791.0876 | OMEGA CASE REFERENCE | |
| Seiko 1100-5499 | SEIKO CASE REFERENCE | |
| Seiko 2E20-6741 | SEIKO CASE | |
| Seiko 2E23-0029 | SEIKO CASE REFERENCE | |
| Seiko 2Y00-0030 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 3Y03-0B4B | SEIKO CASE REFERENCE | |
| Seiko 4216-510A | SEIKO CASE REFERENCE | |
| Seiko 5A74-5350 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7432-6020 | SEIKO CASE REFERENCE | |
| Seiko F221-4000 | SEIKO CASE REFERENCE | |
| Seiko W626-4110 | DIGITAL QUARTZ | |
| Seiko Y131-5040 | LORUS CASE REFERENCE | |
| Tudor 219 | 5.25 x 8.5 |
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Similar Mainspring Listing
This mainspring is similar to the mainspring used by the following movements. A similar mainspring differs slightly in one or more dimensions but may possibly still work as a replacement. When values differ the exact value is shown brackets for reference:
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