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Mainspring
For Unitas 490
1.15 x 0.120 x 320 x 10.5 mm
Height (H): 1.15mm
Thickness (T): 0.12mm
Total Length (TL): 320mm
Barrel Diameter (BD): 10.5mm
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 |
|---|---|---|
| Bulova 10BP | BULOVA CALIBER REFERENCE | |
| Bulova 11AO | 11.5 | |
| Bulova C3351 | ACC 2241 | |
| Bulova C3911 | BULOVA CASE REFERENCE | |
| Bulova C833926 | CARAVE CASE REFERENCE | |
| Bulova C843014 | BULOVA CASE REFERENCE | |
| Citizen 35-6166 | CITIZE CASE REFERENCE | |
| Citizen 38-1390 | CITIZE CASE REFERENCE | |
| Croton AFDA | AS 1430 | 11.5 |
| Citizen 4-079787 | CITIZEN CASE | |
| Rayville R535 | INCA | 4.75 x 6.5 |
| Citizen 4-089588 | CITIZEN CASE | |
| Seiko V220-5010 | PULSAR CASE REFERENCE | |
| Citizen 4-201221 | CITIZEN CASE | |
| Citizen 4-212673 | CITIZEN CASE | |
| Citizen 4-221508 | CITIZEN CASE | |
| Citizen 4-221508 | CITIZEN CASE | |
| Citizen 4-351851 | CITIZEN CASE | |
| Citizen 4-820941 | CITIZEN CASE | |
| Citizen 4-955137 | CITIZEN CASE | |
| Croton AFDA | AS 1430 | 11.5 |
| Citizen 4-S04930 | CITIZE CASE REFERENCE | |
| Citizen 4-Y56198 | CITIZEN CASE | |
| Citizen AC-5322 | CITIZE CASE REFERENCE | |
| Seiko 2517-0220 | SEIKO CASE REFERENCE | |
| Citizen NY-2040 | CITIZE CASE REFERENCE | |
| Citizen QA1077 | CITIZE CASE REFERENCE | |
| Croton AFDA | AS 1430 | 11.5 |
| Elgin 555 | ||
| Bulova C3351 | ACC 2241 | |
| ETA 870.111 | QUARTZ-ANALOG-DSS-CAL | 11.5 |
| Eterna 1247UT | 12.5 | |
| Girard Perregaux 54 NEW | BACKWIND | 5.75 |
| Gruen 431 | 8.75 x 9.75 | |
| Heuer WE1410-2 | ||
| Lemania 410 | TIMER | 20 |
| Omega 168.004 | OMEGA CASE | |
| Omega 196.430 | OMEGA CASE USES CALIBER 1436 | |
| Seiko 5L14-6A20 | SEIKO CASE REFERENCE | |
| Omega 766.885 | OMEGA CASE USES CALIBER 720 | |
| Omega 768.807 | OMEGA CASE USES CALIBER 685 | |
| Seiko 1E70-2A40 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Rayville R535 | INCA | 4.75 x 6.5 |
| Citizen QA1077 | CITIZE CASE REFERENCE | |
| Rolex 69139 | ROLEX CASE REFERENCE | |
| Ronda 1019 | 11.5 | |
| Seiko 1100-0459 | SEIKO CASE REFERENCE | |
| Seiko 1400-7369 | SEIKO CASE REFERENCE | |
| Seiko 1E70-2A40 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 2320-0410 | SEIKO CASE REFERENCE | |
| Seiko 2320-5229 | SEIKO CASE REFERENCE | |
| Seiko 2517-0220 | SEIKO CASE REFERENCE | |
| Seiko 3M22-0B30SUZ | SEIKO ANALOG QUARTZ | |
| Seiko 4J81-0A30 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 4N70-0120 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5626-6000 | SEIKO CASE REFERENCE | |
| Seiko 5L14-6A20 | SEIKO CASE REFERENCE | |
| Seiko 5Y89-0B30 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 6105-8069 | SEIKO CASE REFERENCE | |
| Seiko 6309-7080 | SEIKO CASE REFERENCE | |
| Seiko 6319-7030 | SEIKO CASE REFERENCE | |
| Seiko 6533-5040 | SEIKO CASE REFERENCE | |
| Seiko 6619-7070 | SEIKO CASE REFERENCE | |
| Seiko 6923-7110 | SEIKO CASE REFERENCE | |
| Seiko 7N00A | ||
| Seiko 7T32-6M10 | ||
| Seiko V220-5010 | PULSAR CASE REFERENCE | |
| Seiko V232-6210 | ||
| Seiko V33J-0A10 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V701-1S50 | SEIKO CASE | |
| Seiko Y590-5559 | PULSAR CASE REFERENCE | |
| Westclox GTA3A | SEE EUR0PA 101 | |
| Wittnauer C63 | AIRCRAFT CLOCK | |
| Wittnauer WM1058-6V1 | WITTNA 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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