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Mainspring
For Seiko 0903-8020
1.20 x 0.100 x 320 x 9.0 mm
GR Reference #: GR2921
Height (H): 1.2mm
Thickness (T): 0.1mm
Total Length (TL): 320mm
Barrel Diameter (BD): 9mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| A. Schild 1130 | REGULAR AND SWEEP SECOND | 13 |
| Bettlach 1199 | PIN LEVER-DIRECT CENTER SECOND | 10.5 |
| Seiko 1100-5620 | SEIKO CASE REFERENCE | |
| Bettlach 8450-73 | PIN LEVER W/O SEC | 8.75 |
| Bulova G3279 | BULOVA CASE REFERENCE | |
| Citizen 4-069277 | CITIZEN CASE | |
| Citizen 4-085523 | CITIZEN CASE | |
| Seiko W358-4A19 | SEIKO CASE | |
| Citizen 4-097602 | CITIZE CASE REFERENCE | |
| Seiko 7123-506A | SEIKO CASE REFERENCE | |
| Citizen 4-105401 | CITIZEN CASE | |
| Citizen 4-164385 | CITIZEN CASE | |
| Citizen 4-294165 | CITIZEN CASE | |
| Citizen 4-313411 | CITIZEN CASE | |
| Citizen 4-361571 | CITIZEN CASE | |
| Citizen 4-677145 | CITIZEN CASE | |
| Citizen 4-691318 | CITIZEN CASE | |
| Citizen 4-899296 | CITIZE CASE REFERENCE | |
| Citizen 4-C50201 | CITIZEN CASE CAL 0510 | |
| Citizen 4-F51057 | CITIZEN CASE | |
| Citizen 4-G09420 | CITIZEN CASE | |
| Citizen 4-G82178 | CITIZEN CASE | |
| Citizen 4-K02104 | CITIZEN CASE | |
| Citizen 89-2068 | CITIZE CASE REFERENCE | |
| Gruen FON 73 | FONT 73 | |
| Heuer 980.020B | HEUER CASE REFERENCE | |
| Landeron 42 | CHRO 12 HR REC | 14.5 |
| Omega 125.0007-62 | OMEGA CASE REFERENCE | |
| Omega 18783 | OMEGA CASE USES CALIBER 561 | |
| Omega 196.276 | OMEGA CASE USES CALIBER 1430 | |
| Omega 396.0012 | OMEGA CASE REFERENCE | |
| Omega 591.0105 | OMEGA CASE REFERENCE | |
| Ronda 1113P | ||
| Seiko 1100-5620 | SEIKO CASE REFERENCE | |
| Seiko 1N01-0A7A | SEIKO CASE REFERENCE | |
| Seiko 5606-7020 | SEIKO CASE REFERENCE | |
| Seiko 5P32-5B70 | SEIKO CASE REFERENCE | |
| Seiko 5Y95-6030 | ||
| Seiko 6106-8170 | SEIKO CASE REFERENCE | |
| Seiko 6F22-6000 | SEIKO CASE REFERENCE | |
| Seiko 7123-506A | SEIKO CASE REFERENCE | |
| Seiko 7N29-6A69 | SEIKO CASE 08/12/98 | |
| Seiko 8420-6630 | SEIKO CASE REFERENCE | |
| Seiko S960K | QUARTZ DIGITAL | |
| Seiko V321-6100 | SEIKO CASE REFERENCE | |
| Seiko V400-L578A | PULSAR CASE | |
| Seiko V657-0C10 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko W358-4A19 | SEIKO CASE | |
| Seiko Y102-6060 | PULSAR CASE REFERENCE | |
| Waltham T44 |
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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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