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Mainspring
For Hamilton 921
1.60 x 0.090 x 320 x 9.0 mm
GR Reference #: GR4466
Height (H): 1.6mm
Thickness (T): 0.09mm
Total Length (TL): 320mm
Barrel Diameter (BD): 9mm
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 |
|---|---|---|
| Bettlach 8423-73 | PIN LEVER-SMALL SEC-CHRONO-MIN REC | 12 |
| Bulova C4233 | BULOVA CASE REFERENCE | |
| Citizen 39-9205 | CITIZE CASE REFERENCE | |
| Citizen 4-010159 | CITIZEN CASE | |
| Citizen 4-108850 | CITIZE CASE REFERENCE | |
| Citizen 4-261691 | CITIZEN CASE | |
| Citizen 4-720814 | CITIZEN CASE | |
| Citizen 4-E65371 | CITIZEN CASE | |
| Citizen 4-K04581 | CITIZEN CASE | |
| Citizen 4-L02087 | CITIZEN CASE | |
| Citizen 4-S26976 | CITIZEN CASE | |
| Citizen 4-S43358 | CITIZEN CASE | |
| Citizen 75-3050 | CITIZE CASE REFERENCE | |
| Citizen 82-6863 | CITIZE CASE REFERENCE | |
| Citizen CR-3037 | CITIZE CASE REFERENCE | |
| Mido 6009 | MIDO CASE REFERENCE | |
| Omega 135.0018 | OMEGA CASE USES CALIBER 601 | |
| Pulsar V001 | QUARTZ-DUO DISPLAY-ANALOG-DIGITAL- | 8.75 x 7.75 |
| Rolex 9352 | ROLEX CASE REFERENCE | |
| Seiko 1000-7150 | SEIKO CASE REFERENCE | |
| Seiko 6431-5120 | SEIKO CASE REFERENCE | |
| Seiko Y789-5B70 | PULSAR CASE REFERENCE | |
| Unitas 291 | 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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