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Mainspring
For Ronda 2539
1.10 x 0.120 x 320 x 10.5 mm
Height (H): 1.1mm
Thickness (T): 0.12mm
Total Length (TL): 320mm
Barrel Diameter (BD): 10.5mm
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 |
|---|---|---|
| Amida 580 | PIN LEVER | 6.75 x 8 |
| Citizen 4-200012 | CITIZEN CASE | |
| Certina 681 | 13.5 | |
| Tudor 6620 | 21600 BPH KIF | 5.5 x 6.75 |
| Citizen 4-200012 | CITIZEN CASE | |
| Citizen 4-S10760 | CITIZEN CASE | |
| Citizen 4-Y55523 | CITIZEN CASE | |
| Illinois 304 | AMERICAN P/W BUNN SPL | |
| Citizen 45-0090 | CITIZE CASE REFERENCE | |
| Citizen EA1290 | CITIZE CASE REFERENCE | |
| ETA 927.601 | QUARTZ-ANALOG-W/O SEC. | 5.5 x 8 |
| Fontainemelon 113 | 5.75 x 8.5 | |
| Forster 51 | DSS | 10.5 |
| Hanhart 372 | BM 85 TIMER | |
| Illinois 304 | AMERICAN P/W BUNN SPL | |
| Longines 30LS | 13.25 | |
| Omega 398.874 | OMEGA CASE USES CALIBER 1342 | |
| Seiko 5Y30-5050 | SEIKO CASE REFERENCE | |
| Seiko 7625-7030 | SEIKO CASE REFERENCE | |
| Seiko 7N39-0AP0 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7N83-6A19 | SEIKO CASE 08/12/98 | |
| Seiko V235-5150 | PULSAR CASE REFERENCE | |
| Seiko Y482-X001 | PULSAR CASE MODEL PTJ02AX | |
| Timex 3095817288 | TIMEX CASE REFERENCE | |
| Tudor 6620 | 21600 BPH KIF | 5.5 x 6.75 |
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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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