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Mainspring
For Citizen 4-242912
1.50 x 0.100 x 280 x 8.5 mm
GR Reference #: GR4121
Height (H): 1.5mm
Thickness (T): 0.1mm
Total Length (TL): 280mm
Barrel Diameter (BD): 8.5mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Bulova C7304-4 | BULOVA CASE REFERENCE | |
| Citizen 4-321995 | CITIZE CASE REFERENCE | |
| Citizen 4-F42651 | CITIZE CASE REFERENCE CAL 5421 | |
| Dugena KASPER 900 | KASPER 900 | |
| Eterna 1457 | 18,000 BPH-DSS-AUTO-CAL-DAY-DATE | 13 |
| Qualco 12G1B2 | 21,600 BPH-17JL-AUTO-CALENDAR | 12 |
| Seiko 2E20-5620 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 8M25-7030 | SEIKO CASE REFERENCE | |
| Seiko V230-6050 | PULSAR CASE REFERENCE | |
| Unitas 287 | 16.5 |
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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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