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Mainspring
For Unitas 255
1.25 x 0.100 x 290 x 9.0 mm
Height (H): 1.25mm
Thickness (T): 0.1mm
Total Length (TL): 290mm
Barrel Diameter (BD): 9mm
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 |
|---|---|---|
| Baumgartner 920 | 21,600 BPH-W/O SEC. OR SW. SEC. | 8.75 |
| Seiko Y100-5839 | PULSAR CASE. | |
| Bulova 11ANACD | BULOVA MVT REFERENCE | 11.5 |
| Bulova L204 | BULOVA 3AK | |
| Citizen 31-6539 | CITIZE CASE REFERENCE | |
| Citizen 4-958845 | CITIZE CASE REFERENCE | |
| Citizen 4-L05981 | CITIZEN CASE | |
| Citizen 4-S50745 | CITIZEN CASE | |
| Citizen 46-6042 | CITIZE CASE REFERENCE | |
| Seiko V811-X053 | ||
| Hamilton 865280 | HAMILT CASE REFERENCE | |
| Miyota 2Y51 | QUARTZ ANALOG DSS | 5.5 x 6.75 |
| Roseba 53 | PIN LEVER-SWEEP SECOND | 10.5 |
| Seiko 7009-205K | SEIKO CASE REFERENCE | |
| Seiko V301-6120 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V811-X053 | ||
| Seiko Y100-5839 | PULSAR CASE. |
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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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