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Mainspring
For Unitas 249
1.35 x 0.070 x 180 x 6.0 mm
Height (H): 1.35mm
Thickness (T): 0.07mm
Total Length (TL): 180mm
Barrel Diameter (BD): 6mm
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 |
|---|---|---|
| Peseux 320 | FOR SS USE 325 | 10.5 |
| Bulova C2725 | BULOVA CASE REFERENCE | |
| Citizen 4-831268 | CITIZEN CASE | |
| Rayville R535 | INCA | 4.75 x 6.5 |
| ETA 773 | 5.75 x 8.5 | |
| Felsa 4012 | CALENDAR SWEEP SECOND | 11.5 |
| Omega 145.0012 | OMEGA CASE | |
| Omega 2934 | OMEGA CASE USES CALIBER 490 | |
| Parker 6NS | A. SCHILD 1023 | |
| Peseux 320 | FOR SS USE 325 | 10.5 |
| Rayville R535 | INCA | 4.75 x 6.5 |
| Seiko 6619-9040 | SEIKO CASE REFERENCE | |
| Seiko 7T62-0DF0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko A359-5000 | SEIKO CASE REFERENCE | |
| Seiko A718A | QUARTZ DIGITAL W/ALARM | 13 |
| Seiko V721-6A20 | SEIKO CASE REFERENCE COSERVE 2003/2004 |
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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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