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Mainspring
For ETA 727
1.50 x 0.090 x 300 x 8.5 mm
GR Reference #: GR4101
Height (H): 1.5mm
Thickness (T): 0.09mm
Total Length (TL): 300mm
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.
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Bulova C3909 | BULOVA CASE REFERENCE | |
| Citizen 34-4338 | CITIZE CASE REFERENCE | |
| Citizen 4-222741 | CITIZE CASE REFERENCE | |
| Citizen 4-G04177 | CITIZEN CASE | |
| Citizen 4-L02419 | CITIZEN CASE | |
| Citizen 4-S35541 | CITIZEN CASE | |
| Omega 166.0051 | OMEGA CASE - USES CALIBER 1002 | |
| Omega 18161 | OMEGA CASE USES CALIBER 440 | |
| Omega 566.298 | OMEGA CASE USES CALIBER 725 | |
| Omega 6029 | OMEGA CASE USES CALIBER 321 | |
| Omega 6649 | OMEGA CASE USES CALIBER 620 | |
| Seiko 1000-7790 | SEIKO CASE REFERENCE | |
| Seiko 2919-511A | SEIKO CASE REFERENCE | |
| Seiko 4N21-5350 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko N945-7A10 | PULSAR CASE REFERENCE | |
| Seiko Y652-504A | PULSAR CASE REFERENCE | |
| Zenith 42.6 | ELECTRIC-CALD W/CORR | 11.5 |
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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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