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Mainspring
For Citizen 4-S18400
1.60 x 0.135 x 420 x 12.5 mm
GR Reference #: GR4580
Height (H): 1.6mm
Thickness (T): 0.135mm
Total Length (TL): 420mm
Barrel Diameter (BD): 12.5mm
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 |
|---|---|---|
| Citizen 4-074599 | CITIZEN CASE | |
| Mido 747-O | 21,600 BPH DSS AUTO BALL BEARING OCEAN STAR | 7.75 |
| Citizen 4-K09079 | CITIZEN CASE REFERENCE | |
| Citizen EB-5352 | CITIZEN CASE. | |
| Citizen EB-5352 | CITIZEN CASE. | |
| Mido 747-O | 21,600 BPH DSS AUTO BALL BEARING OCEAN STAR | 7.75 |
| Miyota 7W21A | ||
| Omega 551.074 | OMEGA CASE USES CALIBER 663 | |
| Seiko 2C20-5580 | SEIKO CASE REFERENCE | |
| Seiko 4822-8010 | SEIKO CASE REFERENCE | |
| Seiko 6M25-8068 | SEIKO CASE 951201 | |
| Seiko 7605-8000 | SEIKO CASE REFERENCE | |
| Seiko V254-0170 |
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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:
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