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Mainspring
For Seiko 6439-5020
1.40 x 0.100 x 340 x 9.5 mm
GR Reference #: GR3666
Height (H): 1.4mm
Thickness (T): 0.1mm
Total Length (TL): 340mm
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.
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Bulova C969358 | BULOVA CASE | |
| Eberhard 150 | 18,000 BPH = ETA 2410 - 21,600 BPH = 2412 | |
| Citizen 39-3347 | CITIZE CASE REFERENCE | |
| Citizen 4-088191 | CITIZEN CASE | |
| Citizen 4-097432 | CITIZEN CASE | |
| Citizen 4-099427 | CITIZE CASE REFERENCE | |
| Citizen 4-E65444 | CITIZEN CASE | |
| Citizen 4-H10171 | CITIZEN CASE | |
| Citizen 4-L03610 | CITIZEN CASE | |
| Bulova C969358 | BULOVA CASE | |
| Citizen 4-S24914 | CITIZEN CASE | |
| Citizen AX-5145 | CITIZE CASE REFERENCE | |
| Seiko 8522-5030 | SEIKO CASE REFERENCE | |
| Citizen BW-7449 | CITIZE CASE REFERENCE | |
| Eberhard 150 | 18,000 BPH = ETA 2410 - 21,600 BPH = 2412 | |
| Citizen 4-H10171 | CITIZEN CASE | |
| Eterna 1020 | COVERED WINDING-REGULAR AND SWEEP | 11.5 |
| Eterna 1514 | 36,000 BPH SHOCK DSS CALD (DAY/DATE) | 13 |
| Hamilton 935321 | HAMILT CASE REFERENCE | |
| Longines Q115CA | ||
| Mido 445 | ETA 2763 | 11.5 |
| Mido 445 | ETA 2763 | 11.5 |
| Omega 3831 | OMEGA CASE USES CALIBER 300 | |
| Omega 595.330 | OMEGA CASE USES CALIBER 1434 | |
| Omega 6137 | HAMILT CASE REFERENCE | |
| Seiko 1F20-5080 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 1N01-H966 | ||
| Seiko 3923-5000 | SEIKO CASE REFERENCE | |
| Seiko 4N00-5530 | SEIKO CASE REFERENCE | |
| Seiko 7820-5070 | SEIKO CASE REFERENCE | |
| Seiko 8522-5030 | SEIKO CASE REFERENCE | |
| Seiko 8J41-HAA0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko 9R65-0AA0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko 9S55-0020 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko B532-8B00 | PULSAR CASE REFERENCE | |
| Seiko H558A | QUARTZ ANALOG & DIGITAL | 12.5 |
| Seiko Y101-5080 | PULSAR CASE REFERENCE | |
| Seiko Y580-5219 | PULSAR CASE REFERENCE | |
| Seiko Y590-5039 | PULSAR CASE REFERENCE | |
| Universal Geneve 03 | MECH MVMT | 5.75 x 6.75 |
| Vulcain 658 | 10.5 |
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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 # |
|---|---|---|
| Universal Geneve 282 | 1.30 (1.40) x 0.130 (0.100) x 360 (340) x 11.0 (9.5) mm | GR3340 |
| Universal Geneve 381 | 1.30 (1.40) x 0.130 (0.100) x 360 (340) x 11.0 (9.5) mm | GR3340 |
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