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Mainspring
For Unitas 441
2.00 x 0.210 x 500 x 17.0 mm
Height (H): 2mm
Thickness (T): 0.21mm
Total Length (TL): 500mm
Barrel Diameter (BD): 17mm
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 |
|---|---|---|
| Hamilton 884176 | HAMILT CASE REFERENCE | |
| Bulova C937219 | ||
| Bulova C937219 | ||
| Citizen 4-284666 | CITIZE CASE REFERENCE | |
| Seiko 4N70-0141 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Citizen 4-324013 | CITIZE CASE REFERENCE | |
| Bulova C937219 | ||
| Citizen 4-K03399 | CITIZEN CASE | |
| Citizen 4-S50907 | CITIZEN CASE | |
| Hamilton 884176 | HAMILT CASE REFERENCE | |
| Citizen 51-1854 | CITIZE CASE REFERENCE | |
| Citizen 61-9817 | CITIZE CASE REFERENCE | |
| ETA 824 | REG OSS | 9.75 |
| Hamilton 884176 | HAMILT CASE REFERENCE | |
| Seiko 2P20-5300 | SEIKO CASE REFERENCE | |
| Heuer 929 | TIMER | 19 |
| Citizen 4-324013 | CITIZE CASE REFERENCE | |
| Omega 196.0176 | OMEGA CASE REFERENCE | |
| Puw 255 | QUARTZ ANALOG DSS DAY DATE (W/HANDS) | 11.5 |
| Seiko 1400-0930 | SEIKO CASE REFERENCE | |
| Seiko 1E50-5010 | SEIKO CASE REFERENCE | |
| Seiko 2906-0960 | SEIKO CASE REFERENCE | |
| Seiko 2P20-5300 | SEIKO CASE REFERENCE | |
| Seiko 4J41-0130 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 4N70-0141 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5H23-8040 | SEIKO CASE REFERENCE | |
| Seiko 8C23-5030 | SEIKO CASE REFERENCE | |
| Seiko Y480-6000 | 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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