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Mainspring
For Seiko 4N21-0720
1.50 x 0.095 x 320 x 9.0 mm
GR Reference #: GR4113T
Height (H): 1.5mm
Thickness (T): 0.095mm
Total Length (TL): 320mm
Barrel Diameter (BD): 9mm
End Type: T
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 4-153723 | CITIZEN CASE | |
| Citizen 4-166337 | CITIZEN CASE | |
| Movado 312 | 19800 BPH AUTO W/BALL BEAR CALENDAR MICRMETRIC REG | 7.75 |
| Seiko A628-5040 | SEIKO CASE REFERENCE | |
| Citizen 4-166337 | CITIZEN CASE | |
| Seiko W204-4020 | LORUS CASE REFERENCE | |
| Standard 969-4 | 18000 BPH - SHOCK - DSS - CALD - ADJ STUD HOLDER | 11.5 |
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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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