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Mainspring
For Hermann Becker 313
1.08 x 0.135 x 455 x 12.3 mm
Height (H): 1.08mm
Thickness (T): 0.135mm
Total Length (TL): 455mm
Barrel Diameter (BD): 12.3mm
End Type: Auto
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 |
|---|---|---|
| GR2681X | 1.10 (1.08) x 0.135 x 460 (455) x 12.0 (12.3) mm | Buy mainspring |
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-291611 | CITIZEN CASE | |
| Citizen 4-490266 | CITIZE CASE REFERENCE | |
| Citizen 4-E66386 | CITIZEN CASE | |
| Eterna 1433B | W/O 2ND BM 1431 EXCEPT 227-242 | 13 |
| Hamilton 827 | AUTO-DAY-DATE | 11.5 |
| Omega 591.159 | OMEGA CASE USES CALIBER 1387 | |
| Seiko 6106-8209 | SEIKO | |
| Seiko 6106-8209 | 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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