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Mainspring
For Langendorf 1021
1.30 x 0.100 x 10.0 mm
Height (H): 1.3mm
Thickness (T): 0.1mm
Barrel Diameter (BD): 10mm
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:
| GR Reference # | Mainspring |
|---|---|
| GR3270 | 1.30 x 0.105 (0.100) x 340 x 10.0 mm |
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Forster 255 | 21,600 BPH-DSS-AUTO-CAL-DAY-DATE-DIGITAL- | 13.5 |
| Forster 255 | 21,600 BPH-DSS-AUTO-CAL-DAY-DATE-DIGITAL- | 13.5 |
| Ronda 251P-21 | 21,600 BPH DIGITAL-W/O SEC PIN LEVER | 12 |
| Seiko 7F69-6039 | SEIKO CASE REFERENCE | |
| Seiko Y951-5000 | PULSAR CASE REFERENCE |
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Similar Mainspring Listing
This mainspring is similar to that used by the following movements. When values differ the exact value is shown brackets for reference:
| Movement | Mainspring | GR Reference # |
|---|---|---|
| Patek Philippe 12-600 | 1.20 (1.30) x 0.095 (0.100) x 320 x 9.0 (10.0) mm | GR2904 |
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