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Mainspring
For Unitas 445
1.70 x 0.100 x 290 x 9.0 mm
Height (H): 1.7mm
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 |
|---|---|---|
| Bettlach 8813 | DSS | 13.5 |
| Bulova 3546.11 | ||
| Bulova C828001 | BULOVA CASE REFERENCE | |
| Citizen 50-3118 | CITIZE CASE REFERENCE | |
| Bulova C837059 | BULOVA CASE | |
| Bulova C852101 | BULOVA CASE REFERENCE | |
| Otero 46 | 10.5 | |
| Bulova C865063 | BULOVA CASE REFERENCE | |
| Bulova C870002 | BULOVA CASE REFERENCE | |
| Bulova C960395 | ||
| Bulova 3546.11 | ||
| Citizen 0930 | 18,000 BPH | 11.5 |
| Citizen 3413 | QUARTZ-ANALOG-DSS-CALD-ALARM | |
| Citizen 35-6484 | CITIZE CASE REFERENCE | |
| Citizen 4-020022 | CITIZEN CASE | |
| Citizen 4-106971 | CITIZE CASE REFERENCE | |
| Citizen 4-165403 | CITIZEN CASE | |
| Citizen 4-203763 | CITIZEN CASE | |
| Citizen 4-205758 | CITIZEN CASE | |
| Citizen 4-231287 | CITIZEN CASE | |
| Citizen 4-322576 | CITIZEN CASE | |
| Citizen 4-360541 | CITIZEN CASE | |
| Citizen 4-362063 | CITIZEN CASE | |
| Citizen 4-400780 | CITIZEN CASE | |
| Citizen 4-165403 | CITIZEN CASE | |
| Citizen 4-674090 | CITIZEN CASE | |
| Citizen 4-721055 | CITIZEN CASE | |
| Citizen 4-750012 | CITIZEN CASE | |
| Seiko 1800 | ||
| Citizen 4-751884 | CITIZEN CASE | |
| Citizen 4-771133 | CITIZEN CASE | |
| Citizen 4-771133 | CITIZEN CASE | |
| Citizen 4-824474 | CITIZEN CASE | |
| Citizen 4-851323 | CITIZEN CASE | |
| Citizen 4-956681 | CITIZEN CASE | |
| Citizen 4-C40043 | CITIZEN CASE | |
| Citizen 4-C80410 | CITIZEN CASE | |
| Citizen 4-E41308 | CITIZEN CASE | |
| Citizen 4-F51065 | CITIZEN CASE | |
| Citizen 4-824474 | CITIZEN CASE | |
| Citizen 4-G03472 | CITIZE CASE REFERENCE | |
| Citizen 4-G04266 | CITIZEN CASE | |
| Cortebert 650 | 5.75 x 6.75 | |
| Citizen 4-G12188 | CITIZEN CASE | |
| Citizen 4-H04970 | CITIZEN CASE | |
| Citizen 4-H16102 | CITIZEN CASE REFERENCE | |
| Lemania 2200 | CHRO | 15 |
| Citizen 4-H21424 | CITIZEN CASE REFERENCE | |
| Citizen 4-K10395 | CITIZEN CASE | |
| Citizen 4-S56409 | CITIZEN CASE | |
| Citizen 4-Y55469 | CITIZEN CASE | |
| Citizen 48-1190 | CITIZE CASE REFERENCE | |
| Citizen 50-3118 | CITIZE CASE REFERENCE | |
| Citizen 4-165403 | CITIZEN CASE | |
| Citizen 5702-21 | 18,000 BPH | 11.5 |
| Citizen 87-0056 | CITIZE CASE REFERENCE | |
| Citizen AD-5160 | CITIZE CASE REFERENCE | |
| Citizen 4-956681 | CITIZEN CASE | |
| Cortebert 650 | 5.75 x 6.75 | |
| Dugena 1169 | 11.5 | |
| Ebosa 87 | PIN LEVER SWEEP SECOND CALENDAR | 8.75 |
| ETA 2340 | 5.75 x 8.5 | |
| Fontainemelon 344 | 6.75 x 11 | |
| France Ebauches 55B.21 | 21,600 BPH SHOCK | |
| Girard Perregaux 85.09 | 18000 BPH INCA | 8.75 |
| International Durowe 7410-3 | 21600 BPH 17JL SHOCK DSS | 10.5 |
| Jubilee UT70 | 21,600 BPH W/O SEC SHOCK ADJ STUD | 6.75 x 8 |
| Kasper 950 | 10.5 | |
| Lemania 2200 | CHRO | 15 |
| Longines MZ5701 | LONGIN CASE REFERENCE | |
| Mido 1016 | AUTOMATIC | 12.5 |
| Mido 3043 | MIDO CASE REFERENCE | |
| Omega 131.1714 | OMEGA CASE | |
| Omega 141.0049 | OMEGA CASE USES CALIBER 360 | |
| Omega 168.0041 | OMEGA CASE REFERENCE | |
| Omega 396.1076 | OMEGA CASE REFERENCE | |
| Omega 511.524 | OMEGA CASE USES CALIBER 485 | |
| Omega 566.088 | OMEGA CASE USES CALIBER 684 | |
| Omega 6234 | OMEGA CASE USES CALIBER 300 | |
| Omega L628 | OMEGA CASE REFERENCE | |
| Oris 292 | PIN LEVER-SWEEP SECOND | 10.5 |
| Otero 46 | 10.5 | |
| Rolex 6634 | ROLEX CASE | |
| Rolex 6717 | ROLEX CASE REFERENCE | |
| Seiko 1100-5579 | SEIKO CASE REFERENCE | |
| Seiko 1100-7560 | SEIKO CASE REFERENCE | |
| Seiko 1700-0300 | SEIKO CASE REFERENCE | |
| Seiko 1800 | ||
| Seiko 1N00-0HB0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko 2118-3240 | SEIKO CASE REFERENCE | |
| Seiko 2622-0119 | SEIKO 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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