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Mainspring
For Unitas 279
1.40 x 0.100 x 315 x 9.5 mm
Height (H): 1.4mm
Thickness (T): 0.1mm
Total Length (TL): 315mm
Barrel Diameter (BD): 9.5mm
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 |
|---|---|---|
| A. Schild 1875 | 11.5 | |
| Certina 729 | QUARTZ-ANALOG | 12.5 |
| Armitron 20/2095 | ARMITRON CASE | |
| Bulova C863189 | BULOVA CASE REFERENCE | |
| Citizen 4-Y63101 | CITIZEN CASE | |
| Bulova C937139 | BULOVA | |
| Certina 729 | QUARTZ-ANALOG | 12.5 |
| Bulova C863189 | BULOVA CASE REFERENCE | |
| Citizen 36-7524 | CITIZE CASE REFERENCE | |
| Citizen 4-K09605 | CITIZEN CASE | |
| Citizen 4-079931 | CITIZEN CASE | |
| Citizen 4-150643 | CITIZEN CASE | |
| Citizen 4-271670 | CITIZEN CASE | |
| Urofa 61 | 12 | |
| Citizen 4-661702 | CITIZEN CASE | |
| Seiko 18B | 17 JEWEL | |
| Citizen 4-671295 | CITIZEN CASE | |
| Looping 50-51 | 8 DAY CLOCK-KEY WIND | 19 |
| Citizen 4-797493 | CITIZE CASE REFERENCE | |
| Citizen 4-K09605 | CITIZEN CASE | |
| Citizen 4-L09065 | CITIZEN CASE | |
| Seiko V802-0130 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Citizen 4-S15468 | CITIZE CASE REFERENCE | |
| Citizen 4-S38478 | CITIZEN CASE | |
| Citizen 4-Y62309 | CITIZEN CASE | |
| Eberhard 250-123 | ||
| Citizen 4-Y63101 | CITIZEN CASE | |
| Eberhard 250-123 | ||
| Gubelin G7016 | DSS INCABLOC 21JL | 11.5 |
| Hanhart 786 | BM 86 TIMER -85 | 19.5 |
| Seiko 7321-5399 | SEIKO CASE | |
| Kienzle 24/17 | ||
| Looping 50-51 | 8 DAY CLOCK-KEY WIND | 19 |
| Miyota 0R21 | MIYOTA SLIM (1.64MM) QUARTZ MOVEMENT (2H) | 9.75 |
| Omega 141.0098 | OMEGA CASE - USES CALIBER 260/280 | |
| Ronda 1177 | GENTS QUARTZ | |
| Seiko 1000-3000 | SEIKO CASE REFERENCE | |
| Seiko 1040-0020 | SEIKO CASE REFERENCE | |
| Seiko 2P20-0320 | SEIKO CASE REFERENCE | |
| Seiko 18B | 17 JEWEL | |
| Eberhard 250-123 | ||
| Seiko 1E50-0160 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 2P20-0320 | SEIKO CASE REFERENCE | |
| Seiko 4325-5040 | SEIKO CASE REFERENCE | |
| Seiko 5E20-8A59 | SEIKO CASE 951201 | |
| Seiko 7321-5399 | SEIKO CASE | |
| Seiko 5M45-6A90 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V401-1440 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7321-5399 | SEIKO CASE | |
| Seiko 1040-0020 | SEIKO CASE REFERENCE | |
| Seiko 7N00-7031 | SEIKO CASE 08/12/98 | |
| Seiko 9531-5050 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V236-510A | PULSAR CASE REFERENCE | |
| Seiko V401-1440 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V501-6F90 | SEIKO CASE 951201 | |
| Seiko V801-0510 | ||
| Seiko V802-0130 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y481-7360 | ||
| Tissot 2790 | MECHANICAL MVMT | |
| Urofa 61 | 12 |
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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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