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Mainspring
For Osco 56
1.80 x 0.120 x 320 x 10.5 mm
Height (H): 1.8mm
Thickness (T): 0.12mm
Total Length (TL): 320mm
Barrel Diameter (BD): 10.5mm
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 |
|---|---|---|
| Seiko 1000-0570 | SEIKO CASE REFERENCE | |
| Citizen 39-3525 | CITIZE CASE REFERENCE | |
| Citizen 4-085621 | CITIZE CASE REFERENCE | |
| Movado 275 | 21600 BPH DSS CALD | 11.5 |
| Citizen 4-720920 | CITIZEN CASE | |
| Citizen 4-891147 | CITIZE CASE REFERENCE | |
| Citizen 4-893191 | CITIZEN CASE | |
| Citizen 4-720920 | CITIZEN CASE | |
| Citizen 4-G02450 | CITIZEN CASE | |
| Citizen 4-K02309 | CITIZEN CASE | |
| Dugena PUW 49 | PUW 49 | 827 |
| Citizen EA2113 | CITIZE CASE REFERENCE | |
| Citizen EA2113 | CITIZE CASE REFERENCE | |
| Cortebert 650 | 5.75 x 6.75 | |
| Dugena PUW 49 | PUW 49 | 827 |
| Gruen FEF 130 | FEF 130 | |
| Imhoff 909 | QUARTZ | |
| Lucien Piccard 39 | ULTRA THIN | 9 |
| Movado 275 | 21600 BPH DSS CALD | 11.5 |
| Seiko 1000-0570 | SEIKO CASE REFERENCE | |
| Seiko 5Y30-5K49 | SEIKO CASE REFERENCE | |
| Seiko 7005-5010 | SEIKO CASE REFERENCE | |
| Seiko 7A38-6100 | SEIKO CASE REFERENCE | |
| Seiko 7S26-01J0 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V061-6000 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V103-6019 | PULSAR CASE REFERENCE | |
| Seiko Y131-5400 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y960-8000 | PULSAR 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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