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Mainspring
For Unitas 231
1.35 x 0.130 x 360 x 11.5 mm
Height (H): 1.35mm
Thickness (T): 0.13mm
Total Length (TL): 360mm
Barrel Diameter (BD): 11.5mm
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 |
|---|---|---|
| Citizen 4-092970 | CITIZEN CASE | |
| Citizen 4-099907 | CITIZE CASE REFERENCE | |
| Cyma Tavannes 13 | 13 | |
| Citizen 4-321898 | CITIZE CASE REFERENCE | |
| Citizen 4-681754 | CITIZEN CASE | |
| Citizen 4-919441 | CITIZE CASE REFERENCE | |
| Cyma Tavannes 13 | 13 | |
| Citizen 4-099907 | CITIZE CASE REFERENCE | |
| Eterna 1422UD | 12.5 | |
| Heuer 665.013 | HEUER | |
| Pulsar AL83A | HATTORI ANALOG MOVEMENT | 6.75 x 8 |
| Rolex 1602 | ||
| Citizen 4-919441 | CITIZE CASE REFERENCE | |
| Rolex 9343 | ROLEX CASE REFERENCE | |
| Rolex 1602 | ||
| Seiko 3E29-0A50 | SEIKO CASE REFERENCE | |
| Seiko 6106-8709 | SEIKO CASE REFERENCE | |
| Seiko 6309-5510 | SEIKO CASE REFERENCE | |
| Seiko V701-1K00 | SEIKO CASE | |
| Seiko V829-0030 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V829-0030 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y799-4B60 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Citizen 4-321898 | CITIZE CASE REFERENCE | |
| Winton 4 | AS 1477 | |
| Wittnauer 13W-2 | MECH MVMT, 21,600 BPH |
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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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