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Mainspring
For Unitas 451
1.60 x 0.130 x 430 x 12.5 mm
Height (H): 1.6mm
Thickness (T): 0.13mm
Total Length (TL): 430mm
Barrel Diameter (BD): 12.5mm
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 |
|---|---|---|
| Hamilton 836 | AUTO-CALD | 11.5 |
| Eterna SONIC 1550 | ||
| Citizen 4-S06860 | CITIZEN CASE | |
| Citizen 4-K10361 | CITIZEN CASE REFERENCE | |
| Fleurier 186 | REGULAR AND SWEEP SECOND | 8.5 x 9.5 |
| Bettlach 8467-74 | PIN LEVER DSS CAL DAY DATE | 8.75 |
| Bulova C3896 | CARAVE CASE REFERENCE | |
| Bulova C859023 | BULOVA CASE REFERENCE | |
| Citizen 4-038649 | CITIZEN CASE | |
| Citizen 4-323637 | CITIZE CASE REFERENCE | |
| Citizen 4-610695 | CITIZEN CASE | |
| Citizen 4-G04223 | CITIZEN CASE | |
| Citizen 4-898362 | CITIZE CASE REFERENCE | |
| Citizen 4-946804 | CITIZEN CASE | |
| Citizen 4-E62925 | CITIZE CASE REFERENCE | |
| Citizen 4-G04223 | CITIZEN CASE | |
| Citizen 4-K10361 | CITIZEN CASE REFERENCE | |
| Citizen 4-L09308 | CITIZEN CASE | |
| Citizen 4-S06860 | CITIZEN CASE | |
| Citizen 41-0454 | CITIZE CASE REFERENCE | |
| ETA 505 | ETA 361 | 8.75 |
| Eterna SONIC 1550 | ||
| Omega 195.0003 | OMEGA CASE REFERENCE | |
| Felsa 144 | HEIGHT 3.43 | 10.5 |
| Fleurier 186 | REGULAR AND SWEEP SECOND | 8.5 x 9.5 |
| Hamilton 836 | AUTO-CALD | 11.5 |
| Omega 195.0003 | OMEGA CASE REFERENCE | |
| Seiko 6217-7010 | SEIKO CASE REFERENCE | |
| Reconvilier 1210 | 5.5 x 8.5 | |
| Seiko 1700-0680 | SEIKO CASE REFERENCE | |
| Seiko 1N01-5B39 | SEIKO CASE 971129 | |
| Seiko 2C20-6200 | SEIKO CASE REFERENCE | |
| Seiko 6217-7010 | SEIKO CASE REFERENCE | |
| Seiko 6730-5659 | SEIKO CASE REFERENCE | |
| Seiko V233-6160 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V236-0210 |
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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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