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Mainspring
For Unitas 499
1.10 x 0.130 x 10.0 mm
Height (H): 1.1mm
Thickness (T): 0.13mm
Barrel Diameter (BD): 10mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
GR Approximation
This mainspring does not have a GR reference. The following GR mainsprings are the closest fit, when values differ the exact value is shown brackets for reference:
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 2520A | 21,600 BPH | 11.5 |
| Citizen 4-107829 | CITIZEN CASE | |
| Citizen 4-159039 | CITIZEN CASE | |
| Citizen 4-953045 | CITIZEN CASE | |
| Citizen 4-E50102 | CITIZEN CASE | |
| Citizen 4-F46274 | CITIZEN CASE | |
| Omega 2278 | OMEGA CASE USES CALIBER 320/321 | |
| Omega 2887 | OMEGA CASE USES CALIBER 501 | |
| Seiko 5625-8000 | SEIKO CASE REFERENCE | |
| Seiko 6810-0140 | SEIKO CASE REFERENCE | |
| Seiko 7A38-713A | SEIKO CASE 951201 | |
| Seiko V501-6E20 | SEIKO CASE 08/12/98 | |
| Seiko Y476-4070 | SEIKO CASE REFERENCE | |
| Venus 125 | 6.75 x 11 |
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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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