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Mainspring
For Hamilton 620
1.20 x 0.125 x 11.0 mm
Height (H): 1.2mm
Thickness (T): 0.125mm
Barrel Diameter (BD): 11mm
End Type: Auto
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 4-096924 | CITIZE CASE REFERENCE | |
| Citizen 4-166213 | CITIZEN CASE | |
| Citizen 4-E51095 | CITIZEN CASE | |
| Citizen 4-E64201 | CITIZEN CASE | |
| Citizen 4-G30089 | CITIZE CASE REFERENCE | |
| Citizen 4-K00608 | CITIZEN CASE | |
| Eterna 1050L | 5.75 x 7 | |
| Citizen 44-3379 | CITIZE CASE REFERENCE | |
| Eterna 1050L | 5.75 x 7 | |
| Liengme 2346 | 10.5 | |
| Longines CJ1181-MO9 | LONGIN CASE REFERENCE | |
| Omega 16325 | OMEGA CASE - USES CALIBER 440 | |
| Omega 511.718 | OMEGA CASE | |
| Ronda 109 | PIN LEVER DIRECT CENTER SECOND | 10.5 |
| Seiko 1F21-5D80 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 2F70-5270 | SEIKO CASE REFERENCE | |
| Seiko 5Y31-7A30 | SEIKO CASE REFERENCE | |
| Seiko 5Y39-8040 | ||
| Seiko 6F24-9009 | SEIKO CASE REFERENCE | |
| Seiko 7902-0020 | SEIKO CASE REFERENCE | |
| Seiko 7N29-5B10 | SEIKO CASE 951201 | |
| Winton 59-8 | FONT 60 |
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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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