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Mainspring
For Unitas 285
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 |
|---|---|---|
| Audemars Piguet ML 9/12 | 6-L 96 | 9 |
| Bettlach 1297 | PIN LEVER | 5.25 x 8.5 |
| Judex 372 | 21,600 BPH DSS CALD | 8.75 |
| Bulova 312 | BULOVA CASE REFERENCE | |
| Citizen 4-E30039 | CITIZEN CASE | |
| Bulova 843066 | ||
| Bulova C4281 | BULOVA CASE REFERENCE | |
| Citizen 4-S06321 | CITIZEN CASE | |
| Bulova C862052 | BULOVA CASE REFERENCE | |
| Citizen 4-S043280 | CITIZEN CASE REFERENCE | |
| Bulova C870002 | BULOVA CASE REFERENCE | |
| Citizen 4-G12749 | CITIZEN CASE | |
| Bulova C876266 | BULOVA CASE | |
| Bulova C976513 | ||
| Citizen 21-2849 | CITIZE CASE REFERENCE | |
| Bettlach 1297 | PIN LEVER | 5.25 x 8.5 |
| Citizen 32-6208 | CITIZE CASE REFERENCE | |
| Citizen 39-0186 | CITIZE CASE REFERENCE | |
| Citizen 4-041518 | CITIZE CASE REFERENCE | |
| Citizen 4-S60759 | CITIZE CASE REFERENCE | |
| Citizen 4-099699 | CITIZE CASE REFERENCE | |
| Citizen 4-S25180 | CITIZEN CASE | |
| Citizen 4-152824 | CITIZEN CASE | |
| Citizen 4-Y61558 | CITIZEN CASE | |
| Citizen 4-228472 | CITIZEN CASE | |
| Citizen 4-265840 | CITIZEN CASE | |
| Citizen 4-327373 | CITIZEN CASE | |
| Citizen 4-S60759 | CITIZE CASE REFERENCE | |
| Citizen 4-571908 | CITIZEN CASE | |
| Nivada 110 | 6.75 x 7.5 | |
| Citizen 4-710011 | CITIZEN CASE | |
| Citizen 4-Y68218 | CITIZEN CASE | |
| Citizen 4-823834 | CITIZEN CASE | |
| Citizen BW-7520 | CITIZEN CASE | |
| Citizen 4-946073 | CITIZEN CASE | |
| Citizen 4-K00608 | CITIZEN CASE | |
| Citizen 4-951158 | CITIZEN CASE | |
| Citizen 4-823834 | CITIZEN CASE | |
| Citizen 4-E30039 | CITIZEN CASE | |
| Citizen 4-E41162 | CITIZEN CASE | |
| Omega 2604 | OMEGA CASE USES CALIBER 260/280 | |
| Citizen 4-E67315 | CITIZEN CASE | |
| Citizen 4-F45618 | CITIZEN CASE | |
| Citizen 4-F51162 | CITIZEN CASE | |
| Citizen 4-G01364 | CITIZEN CASE | |
| Citizen 4-571908 | CITIZEN CASE | |
| Citizen 4-G12749 | CITIZEN CASE | |
| Citizen 4-H04384 | CITIZEN CASE | |
| Citizen 4-H04694 | CITIZEN CASE | |
| Audemars Piguet ML 9/12 | 6-L 96 | 9 |
| Citizen 4-K00608 | CITIZEN CASE | |
| Citizen 4-K06215 | CITIZEN CASE | |
| Citizen 4-R00669 | CITIZEN CASE | |
| Citizen 4-S043280 | CITIZEN CASE REFERENCE | |
| Citizen 4-S06321 | CITIZEN CASE | |
| Bulova C876266 | BULOVA CASE | |
| Citizen 4-S25180 | CITIZEN CASE | |
| Citizen 4-S40073 | CITIZEN CASE | |
| Citizen 4-S60759 | CITIZE CASE REFERENCE | |
| Citizen 4-S61721 | ||
| Citizen 4-Y61558 | CITIZEN CASE | |
| Citizen 4-Y68218 | CITIZEN CASE | |
| Citizen 82-9323 | CITIZE CASE REFERENCE | |
| Judex 372 | 21,600 BPH DSS CALD | 8.75 |
| Citizen BW-7520 | CITIZEN CASE | |
| Rolex 6711 | ROLEX CASE REFERENCE | |
| Dugena 2508 | 11.5 | |
| Elgin 881 | AUTOMATIC-DIRECT CENTER SECOND | 7.75 |
| Citizen 4-946073 | CITIZEN CASE | |
| Elgin EM260-017 | ELGIN CASE | |
| Seiko 1100-3100 | SEIKO CASE REFERENCE | |
| Elgin F370 | 5.75 x 7 | |
| Enicar 959 | ||
| ETA 2641 | 21,600 BPH DSS,CAL | 7.75 |
| ETA 406 | MECHANICAL MVMT | 9 |
| Eterna 7 | 17 | |
| Eterna 7 | 17 | |
| Felsa 167 | REG & SS | 10.5 |
| Felsa 310 | 17 | |
| Fleurier 6710 | 21600BPH-SS-ADJ STUD HOLDER | 5.75 x 6.75 |
| Heuer 2915 | VALJ 340 | 19 |
| Judex 372 | 21,600 BPH DSS CALD | 8.75 |
| Longines 18.90M | LONGINES MOVEMENT REFERENCE | 18 |
| Longines 5D-1 | ||
| Miyota 6L95 | ||
| MSR X3 | 13.5 | |
| Nivada 110 | 6.75 x 7.5 | |
| Omega 1431 | QUARTZ-DSS-CALD W/CORR-STOP SEC-BULLETIN-6 JEWELS | 10.5 |
| Omega 16504 | OMEGA CASE - USES CALIBER 483/580 | |
| Omega 168.0046 | OMEGA CASE REFERENCE | |
| Omega 2604 | OMEGA CASE USES CALIBER 260/280 | |
| Omega 30T2PC | ||
| Omega 591.191 | OMEGA CASE USES CALIBER 1387 | |
| Omega 7423 | OMEGA CASE USES CALIBER 1365 | |
| Omega 791.0916FA | OMEGA CASE | |
| Parrenin 6881 | QUARTZ ANALOG DSS CALD W/CORR | 10.5 |
| Pulsar Y799A | QUARTZ DIGITAL | |
| Rolex 6510 | ROLEX CASE REFERENCE | |
| Rolex 6711 | ROLEX CASE REFERENCE | |
| Seiko 1100-3100 | SEIKO CASE REFERENCE | |
| Seiko 1104-3030 | SEIKO CASE REFERENCE | |
| Seiko 1428A | QUARTZ-ANALOG-W/SMALL SECOND | 5.5 x 6.75 |
| Seiko 1N01-0GA0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko 2620-5620 | 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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