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Mainspring
For Junghans 620.03
1.70 x 0.110 x 285 x 9.5 mm
Height (H): 1.7mm
Thickness (T): 0.11mm
Total Length (TL): 285mm
Barrel Diameter (BD): 9.5mm
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-S03674 | CITIZEN CASE | |
| Citizen 4-241924 | CITIZEN CASE | |
| Citizen 4-S03674 | CITIZEN CASE | |
| Seiko V400-L307A | ||
| Citizen EC5102 | CITIZE CASE REFERENCE | |
| Concord 335F | UNIV 219 | 5 x 7 |
| Felsa 800 | 5.25 x 7 | |
| Guba 7018 | MECHANICAL MVMT | |
| JF A250 | CLOCK | |
| Felsa 800 | 5.25 x 7 | |
| Omega 18538 | OMEGA CASE USES CALIBER 440 | |
| Omega 366.837 | OMEGA CASE USES CALIBER | |
| Roamer 446 | BASCULE-WITH OR WITHOUT SECOND | 8.75 |
| Seiko 5S21A | QUARTZ ANALOG SWEEP | 8.5 x 10.5 |
| Seiko 7321-6020 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V400-L307A |
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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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