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Mainspring
For Unitas 286
1.35 x 0.060 x 145 x 5.0 mm
Height (H): 1.35mm
Thickness (T): 0.06mm
Total Length (TL): 145mm
Barrel Diameter (BD): 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 5Y39-5030 | SEIKO CASE REFERENCE | |
| Standard 22 | SWEEP SECOND | |
| Baumgartner 911/31 | 21600 BPH W/OR W/O DSS PIN LEVER CALD | 8.75 |
| Bettlach 1223 | PIN LEVER | 11.5 |
| Bulova C867734 | BULOVA CASE REFERENCE | |
| Citizen 4-281071 | CITIZEN CASE | |
| Citizen 4-661877 | CITIZE CASE REFERENCE | |
| Citizen 4-810155 | CITIZEN CASE | |
| Citizen 4-G70242 | CITIZEN CASE | |
| Seiko 4206-0740 | SEIKO CASE 971201 | |
| Omega 18359 | OMEGA CASE USES CALIBER 440 | |
| Seiko 4206-0740 | SEIKO CASE 971201 | |
| Seiko 5Y39-5030 | SEIKO CASE REFERENCE | |
| Baumgartner 911/31 | 21600 BPH W/OR W/O DSS PIN LEVER CALD | 8.75 |
| Seiko 7772-7000 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 9550-6009 | SEIKO CASE REFERENCE | |
| Seiko V115-0AF0 | ||
| Standard 22 | SWEEP SECOND |
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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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