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Mainspring
For Unitas 289
1.70 x 0.120 x 320 x 10.5 mm
Height (H): 1.7mm
Thickness (T): 0.12mm
Total Length (TL): 320mm
Barrel Diameter (BD): 10.5mm
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 |
|---|---|---|
| Alpina 753 | 10.5 | |
| Citizen 34-2963 | CITIZE CASE REFERENCE | |
| Ronda 6013 | 8.75 | |
| Citizen 4-099281 | CITIZE CASE REFERENCE | |
| Omega 18987 | OMEGA CASE USES CALIBER 440 | |
| Citizen 4-203585 | CITIZEN CASE | |
| Citizen 4-229151 | CITIZE CASE REFERENCE | |
| Citizen 4-266561 | CITIZE CASE REFERENCE | |
| Citizen 4-654030 | CITIZEN CASE | |
| Citizen 4-944011 | CITIZEN CASE | |
| Citizen 4-989228 | CITIZEN CASE | |
| Citizen 4-E40999 | CITIZEN CASE | |
| Citizen 4-F47882 | CITIZEN CASE | |
| Citizen 4-L04365 | CITIZEN CASE | |
| Citizen 4-R03978 | CITIZEN CASE | |
| Citizen 4-S29436 | CITIZEN CASE | |
| Citizen 4-S57812 | CITIZEN CASE | |
| Citizen 4-S60759 | CITIZE CASE REFERENCE | |
| Citizen 62-8816 | CITIZE CASE REFERENCE | |
| Citizen 75-0751 | CITIZE CASE REFERENCE | |
| Longines 150.4 | ||
| Mido 8669 | MIDO CASE REFERENCE | |
| Omega 145.0007 | OMEGA CASE USES CALIBER 865 | |
| Omega 18987 | OMEGA CASE USES CALIBER 440 | |
| Omega 191.0099 | OMEGA CASE REFERENCE | |
| Omega 191.200 | OMEGA CASE - USES CALIBER 1377 | |
| Omega 21.7 | 9.75 | |
| Omega 591.179 | OMEGA CASE USES CALIBER 1352 | |
| Ronda 6013 | 8.75 | |
| Seiko 1000-7120 | SEIKO CASE REFERENCE | |
| Seiko 1100-0170 | SEIKO CASE REFERENCE | |
| Seiko 1F21-5D60 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 2518-0150 | SEIKO CASE REFERENCE | |
| Seiko 2P20-058K | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5606-7006 | SEIKO | |
| Seiko 5P32-5080 | SEIKO CASE REFERENCE | |
| Seiko 8C23-6030 | SEIKO CASE REFERENCE | |
| Seiko L423-4100 | SEIKO CASE REFERENCE | |
| Seiko V700-7A10 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y151-5D70 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y204-0030 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y480-5060 | PULSAR CASE REFERENCE |
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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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