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Mainspring
For Unitas 447
1.65 x 0.100 x 290 x 9.0 mm
Height (H): 1.65mm
Thickness (T): 0.1mm
Total Length (TL): 290mm
Barrel Diameter (BD): 9mm
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 |
|---|---|---|
| Seiko Y513-8319 | PULSAR CASE REFERENCE | |
| A. Schild 951 | 10.5 | |
| Bulova 14EHAD | 21,600 BPH 17 JL INCA AUTO CALD CHRONO 12 HR REC | 13.75 |
| Citizen 4-F92853 | CITIZEN CASE REFERENCE | |
| Bulova C867355 | BULOVA CASE REFERENCE | |
| Bulova C867843 | BULOVA CASE REFERENCE | |
| Bulova C867355 | BULOVA CASE REFERENCE | |
| Bulova C876298 | BULOVA CASE | |
| Citizen 4-Y62104 | CITIZEN CASE | |
| Buren 375 | 6.75 x 11 | |
| Citizen 4-202007 | CITIZEN CASE | |
| Citizen 4-205413 | CITIZE CASE REFERENCE | |
| Citizen 4-600614 | CITIZEN CASE | |
| Citizen 4-681479 | CITIZEN CASE | |
| Citizen 4-721675 | CITIZEN CASE | |
| Citizen 4-898371 | CITIZEN CASE | |
| Citizen 4-F92853 | CITIZEN CASE REFERENCE | |
| Citizen 4-S25741 | CITIZEN CASE | |
| Citizen 4-Y62104 | CITIZEN CASE | |
| Kienzle 41 | 18 | |
| Master Time 136 | ||
| Omega 17007 | OMEGA USES CALIBER 482 | |
| Omega 7350 | OMEGA CASE USES CALIBER 1332 | |
| Puw 9320 | ||
| Rolex 920 | ROLEX CASE REFERENCE | |
| Seiko 1N01-0EV0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko 2F70-5990 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 3E25-0A10 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5M62-0BJ0 | ||
| Seiko 7009-8752 | SEIKO CASE REFERENCE | |
| Seiko E029-5180 | SEIKO CASE REFERENCE | |
| Seiko V401-1291 | SEIKO CASE | |
| Seiko V401-5290 | SEIKO CASE 951201 | |
| Seiko Y112-5130 | PULSAR CASE REFERENCE | |
| Seiko Y182-6F00 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y513-8319 | PULSAR CASE REFERENCE | |
| Southbend 227 | AMERICAN P/W 21JWL(SOUTH BEND) | |
| Winton 822-17 | AS 1315 |
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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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