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Mainspring
For Miyota 7W21A
1.50 x 0.060 x 200 x 6.0 mm
GR Reference #: GR4041
Height (H): 1.5mm
Thickness (T): 0.06mm
Total Length (TL): 200mm
Barrel Diameter (BD): 6mm
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 4-101766 | CITIZEN CASE | |
| Bulova C3873 | 2453.10 (SMQ) | |
| Citizen 37-9085 | CITIZE CASE REFERENCE | |
| Citizen 4-101766 | CITIZEN CASE | |
| Citizen 4-267991 | CITIZE CASE REFERENCE | |
| Citizen 4-327012 | CITIZEN CASE | |
| Citizen 4-H07812 | CITIZEN CASE | |
| Mido 001147OC | 19,800 BPH AUTO SWEEP SECOND DATE W/CORRECTOR | 11.5 |
| Citizen 4-S39211 | CITIZEN CASE | |
| Forster 255 | 21,600 BPH-DSS-AUTO-CAL-DAY-DATE-DIGITAL- | 13.5 |
| Girard Perregaux 58.29 | 5.75 x 6.75 | |
| Gruen AS 970 | A SCHILD 970 | 202 |
| Mido 001147OC | 19,800 BPH AUTO SWEEP SECOND DATE W/CORRECTOR | 11.5 |
| Rolex NA | AUTOMATIC, SWEEP SECOND | |
| Seiko 1428-5000 | SEIKO CASE REFERENCE |
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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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