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Mainspring
For Unitas 439
1.35 x 0.100 x 315 x 9.5 mm
Height (H): 1.35mm
Thickness (T): 0.1mm
Total Length (TL): 315mm
Barrel Diameter (BD): 9.5mm
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 |
|---|---|---|
| Brac 1395 | BPH DSS AUTO CALD DIGITAL | 11.5 |
| Citizen 4-157231 | CITIZEN CASE | |
| Citizen 4-287118 | CITIZEN CASE | |
| Citizen 4-823699 | CITIZEN CASE | |
| Citizen 4-E60884 | CITIZEN CASE | |
| Citizen 4-823699 | CITIZEN CASE | |
| Citizen 4-F60625 | CITIZEN CASE | |
| Seiko V742-7A20 | SEIKO CASE 951201 | |
| Langendorf 1113N | DSS 425 - 430 SPEC | 11.5 |
| Master Time M124 | 21JL | 5.5 |
| Seiko 1F21-0AN0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko V742-7A20 | SEIKO CASE 951201 |
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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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