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Mainspring
For Osco 70
1.30 x 0.120 x 320 x 10.5 mm
Height (H): 1.3mm
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 |
|---|---|---|
| Bulova C871028 | BULOVA CASE REFERENCE | |
| Citizen 4-272731 | CITIZEN CASE | |
| Citizen 4-Y65090 | CITIZEN CASE | |
| Citizen 4-281691 | CITIZEN CASE | |
| Citizen 4-363647 | CITIZEN CASE | |
| Mido 225 | SEE ETA 255.483 | |
| Citizen 4-E42282 | CITIZEN CASE | |
| Citizen 4-Y60900 | CITIZEN CASE | |
| Citizen 4-Y65090 | CITIZEN CASE | |
| Mido 225 | SEE ETA 255.483 | |
| Fleurier 198 | 10.5 | |
| Fontainemelon 63 | 8.75 | |
| Mido 225 | SEE ETA 255.483 | |
| Miyota 8W10 | ||
| Omega 1709 | OMEGA CASE USES CALIBER 620 | |
| Omega 1710 | OMEGA CASE USES CALIBER 540 | |
| Omega 511.167 | OMEGA CASE USES CALIBER 484 | |
| Pierce 105 | FOR SWEEP SECOND USE PIERCE 105 SWEEP | 10.5 |
| Seiko 1230-5220 | SEIKO CASE REFERENCE | |
| Seiko 2A23-5000 | SEIKO CASE REFERENCE | |
| Seiko 6432-5060 | SEIKO CASE REFERENCE | |
| Seiko 7009-5700 | SEIKO CASE REFERENCE | |
| Seiko V400-6269 | SEIKO CASE 971201 | |
| Seiko V500-5A40 | SEIKO CASE REFERENCE | |
| Seiko Y482-0190 | SEIKO CASE REFERENCE | |
| Valjoux 23VZ | CHRONOGRAPH | 13 |
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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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