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Mainspring
For Seiko 1F21-5B70
1.25 x 0.085 x 240 x 7.0 mm
GR Reference #: GR3089
Height (H): 1.25mm
Thickness (T): 0.085mm
Total Length (TL): 240mm
Barrel Diameter (BD): 7mm
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 |
|---|---|---|
| Citizen 4-403193 | CITIZEN CASE | |
| Citizen 4-681835 | CITIZEN CASE | |
| Citizen 4-681835 | CITIZEN CASE | |
| Citizen 54-2075 | CITIZE CASE REFERENCE | |
| Zenith 2020 | ULTRA THIN | 9 |
| Mido 8014 | MIDO CASE REFERENCE | |
| Citizen 4-681835 | CITIZEN CASE | |
| Ronda 173 | SWEEP SECOND CALENDAR | 13.5 |
| Seiko 2F70-5871 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7546-818F | SEIKO CASE REFERENCE | |
| Seiko 7R68-0AA0 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 8523-018B | SEIKO CASE REFERENCE | |
| Seiko V320-5130 | PULSAR CASE REFERENCE | |
| Seiko V811-2500 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Zenith 2020 | ULTRA THIN | 9 |
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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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