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Mainspring
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 4N20-1020 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Bulova C876431 | ||
| Unitas 481 | 18.5 | |
| Citizen 4-227247 | CITIZEN CASE | |
| Citizen 4-451538 | CITIZEN CASE | |
| Citizen 4-949510 | CITIZEN CASE | |
| Citizen 4-G09501 | CITIZEN CASE | |
| Citizen 4-G09501 | CITIZEN CASE | |
| Citizen 4-R01843 | CITIZEN CASE | |
| Citizen 4-S005213 | ||
| Sellita SW200 | 11.5 | |
| Citizen 4-S45920 | CITIZEN CASE | |
| Citizen 4-S80571 | CITIZEN CASE | |
| Jubilee 5025 | 21,600 BPH 7JL DSS AUTO CALENDAR | 11.5 |
| Mido 7217 | MIDO CASE REFERENCE | |
| Omega 198.0044 | OMEGA CASE USES CALIBER 1250 | |
| Omega 503 | OMEGA AUTOMATIC, SS, CALENDAR, 19 & 20 JEWEL | 12.5 |
| Rolex 8426. | ROLEX CASE REFERENCE | |
| Seiko 1320-5259 | SEIKO CASE REFERENCE | |
| Seiko 2202-0170 | SEIKO CASE REFERENCE | |
| Seiko 4N20-1020 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5A74-0030 | SEIKO CASE REFERENCE | |
| Seiko 5M23-6A99 | SEIKO CASE REFERENCE | |
| Seiko 5T52-6B30 | SEIKO CASE | |
| Seiko 7123-5049 | SEIKO CASE REFERENCE | |
| Sellita SW200 | 11.5 | |
| Unitas 481 | 18.5 |
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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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