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Mainspring
2.10 x 0.210 x 490 x 17.0 mm
Height (H): 2.1mm
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:
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-242289 | CITIZE CASE REFERENCE | |
| Citizen 4-350553 | CITIZEN CASE | |
| Citizen 4-670141 | CITIZEN CASE | |
| Citizen 4-690842 | CITIZEN CASE | |
| Seiko 7439-5052 | SEIKO CASE REFERENCE | |
| Citizen 4-953037 | CITIZE CASE REFERENCE | |
| Citizen 4-F47751 | CITIZEN CASE | |
| ETA 958.431 | ||
| Omega 2235 | OMEGA CASE USES CALIBER 260 | |
| Omega 3827 | OMEGA CASE USES CALIBER 240/244 | |
| Omega 5781 | OMEGA CASE USES CALIBER 650 | |
| Omega 5781 | OMEGA CASE USES CALIBER 650 | |
| Seiko 2620-5460 | SEIKO CASE REFERENCE | |
| Seiko 2E20-5439 | SEIKO CASE REFERENCE | |
| Seiko 7439-5052 | SEIKO CASE REFERENCE | |
| Seiko 7T32-7D19 | SEIKO | |
| Seiko 2620-5460 | SEIKO CASE REFERENCE | |
| Urofa 228 | 21 JEWEL | 6.75 x 8 |
| Urofa 228 | 21 JEWEL | 6.75 x 8 |
| Seiko 7T32-7D19 | SEIKO |
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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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