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Mainspring
For Certina 321
1.50 x 0.210 x 490 x 17.0 mm
Height (H): 1.5mm
Thickness (T): 0.21mm
Total Length (TL): 490mm
Barrel Diameter (BD): 17mm
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:
| GR Reference # | Mainspring | Buy |
|---|---|---|
| GR4367 | 1.50 x 0.210 x 520 (490) x 16.5 (17.0) mm | Buy mainspring |
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko V232-6860 | PULSAR CASE REFERENCE | |
| Bulova 1021.50 | ||
| Bulova C877185 | BULOVA CASE REFERENCE | |
| Citizen 21-1061 | CITIZE CASE REFERENCE | |
| Citizen 4-C90521 | CITIZE CASE REFERENCE | |
| Citizen 4-060423 | CITIZEN CASE | |
| Citizen 4-313666 | CITIZEN CASE | |
| Citizen 4-C90521 | CITIZE CASE REFERENCE | |
| Citizen 4-G13753 | CITIZEN CASE | |
| Citizen 4-060423 | CITIZEN CASE | |
| Citizen 4-H08703 | CITIZEN CASE | |
| Cyma Tavannes 575 | 15 | |
| Seiko 2202-7020 | SEIKO CASE REFERENCE | |
| ETA 902.004 | ||
| Fleurier 322 | 11.5 | |
| Omega 691.743 | OMEGA CASE USES CALIBER 1387 | |
| Cyma Tavannes 575 | 15 | |
| Record 165-170 | REGULAR AND SWEEP SECOND | 9.75 |
| Seiko 1100-5540 | SEIKO CASE REFERENCE | |
| Seiko 2202-7020 | SEIKO CASE REFERENCE | |
| Seiko 5Y23-6140 | ||
| Seiko H449-5030 | SEIKO CASE REFERENCE | |
| Seiko V232-6860 | PULSAR CASE REFERENCE | |
| Seiko V233-0400 | PULSAR CASE REFERENCE | |
| Seiko V721-6050 | SEIKO CASE REFERENCE COSERVE 2003/2004 |
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