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Mainspring
For Hermann Becker 312
1.20 x 0.100 x 290 x 9.0 mm
Height (H): 1.2mm
Thickness (T): 0.1mm
Total Length (TL): 290mm
Barrel Diameter (BD): 9mm
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:
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| A. Schild 1138 | 6.75 x 7.75 | |
| Arogno 7330 | CLOCK ARO 7320 | 22 |
| Bulova C858010 | CARAVELLE CASE REFERENCE | |
| Seiko 7025-8010 | SEIKO CASE REFERENCE | |
| Bulova C967422 | 6221.37 PUW 900P | |
| Bulova Q529 | BULOVA CASE REFERENCE | |
| Citizen 4-289544 | CITIZEN CASE | |
| Citizen 4-289544 | CITIZEN CASE | |
| Citizen 4-451678 | CITIZEN CASE | |
| A. Schild 1138 | 6.75 x 7.75 | |
| Citizen 4-948033 | CITIZEN CASE | |
| Citizen 86-2088 | CITIZE CASE REFERENCE | |
| Glycine 6W | ||
| Arogno 7330 | CLOCK ARO 7320 | 22 |
| Helbros 62H | ||
| Omega 891.0178 | OMEGA CASE | |
| Seiko 1600-5980 | SEIKO CASE REFERENCE | |
| Seiko 7025-8010 | SEIKO CASE REFERENCE |
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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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