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Mainspring
For Unitas 286
1.70 x 0.120 x 320 x 10.5 mm
Height (H): 1.7mm
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:
| GR Reference # | Mainspring |
|---|---|
| GR4936 | 1.70 x 0.120 x 340 (320) x 10.5 mm |
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-K002478 | CIT | |
| Bulova C870009 | BULOVA CASE REFERENCE | |
| Seiko 7039-7010 | SEIKO CASE REFERENCE | |
| Bulova C870011 | BULOVA CASE REFERENCE | |
| Bulova R315 | BULOVA CASE REFERENCE | |
| Buser 115-25A | ||
| Citizen 34-9127 | CITIZE CASE REFERENCE | |
| Citizen 36-5009 | CITIZE CASE REFERENCE | |
| Citizen 4-040198 | CITIZEN CASE | |
| Citizen 4-156714 | CITIZEN CASE | |
| Citizen 4-352254 | CITIZE CASE REFERENCE | |
| Citizen 4-661478 | CITIZEN CASE | |
| Citizen 4-681851 | CITIZEN CASE | |
| Citizen 4-894235 | CITIZEN CASE | |
| Citizen 4-G05891 | CITIZEN CASE | |
| Citizen 4-K002478 | CIT | |
| Citizen 4-K03704 | CITIZE CASE REFERENCE | |
| Citizen 4-S019176 | ||
| Citizen JJ0025 | CITIZE CASE REFERENCE | |
| Elgin 533 | ||
| Elgin 883 | DSS | 11.5 |
| Felsa 4017 | CALENDAR-SWEEP SECOND | 11.5 |
| Girard Perregaux 741 | ||
| Hamilton 707010-4 | HAMILT CASE REFERENCE | |
| Omega 18331 | OMEGA CASE USES CALIBER 440 | |
| Omega 192.0030 | OMEGA CASE REFERENCE | |
| Omega 551.013 | OMEGA CASE USES CALIBER 661 | |
| Omega 5831 | OMEGA CASE | |
| Peseux 7046 | 21,600 BPH-CALENDAR-SMALL SECOND | 10.5 |
| Puw 111 | QUARTZ ANALOG NOTE; SUB ETA 282.001 COIL & CIRUIT TOGETHER | |
| Ricoh 510 | QUARTZ-ANALOG- | 11.5 |
| Rolex 6466 | ROLEX CASE REFERENCE | |
| Seiko 1F20-0G30 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 1N00-5H09 | SEIKO CASE | |
| Seiko 2100-3160 | SEIKO CASE REFERENCE | |
| Seiko 2205-0260 | SEIKO CASE REFERENCE | |
| Seiko 2P20-5000 | SEIKO CASE REFERENCE | |
| Seiko 4205-015V | SEIKO CASE 971201 | |
| Seiko 4N00-7170 | ||
| Seiko 7039-7010 | SEIKO CASE REFERENCE | |
| Seiko B004-4000 | SEIKO CASE 08/12/98 | |
| Seiko V722-8A00 | SEIKO CASE 08/12/98 |
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Similar Mainspring Listing
This mainspring is similar to that used by the following movements. When values differ the exact value is shown brackets for reference:
| Movement | Mainspring | GR Reference # |
|---|---|---|
| Kienzle 058B15 | 1.65 (1.70) x 0.110 (0.120) x 360 (320) x 10.5 mm | |
| Kienzle 058B25 | 1.65 (1.70) x 0.110 (0.120) x 360 (320) x 10.5 mm |
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