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Mainspring
For Parrenin 640D
1.70 x 0.100 x 315 x 9.5 mm
Height (H): 1.7mm
Thickness (T): 0.1mm
Total Length (TL): 315mm
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.
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 |
|---|---|---|
| Bulova U111 | BULOVA 2500.10 QUARTZ | |
| Citizen 4-060539 | CITIZEN CASE | |
| Citizen 4-311302 | CITIZEN CASE | |
| Citizen 4-451040 | CITIZEN CASE | |
| Citizen 4-F46975 | CITIZEN CASE | |
| Citizen 4-663551 | CITIZEN CASE | |
| Seiko 5421-0020 | SEIKO CASE REFERENCE | |
| Citizen 4-799461 | CITIZE CASE REFERENCE | |
| Seiko 2620-0160 | SEIKO CASE REFERENCE | |
| Citizen 4-894812 | CITIZE CASE REFERENCE | |
| Miyota 6N10 | 13.5 | |
| Citizen 4-F46975 | CITIZEN CASE | |
| Citizen 4-Y55370 | CITIZEN CASE | |
| Citizen 4-Y57879 | CITIZEN CASE | |
| Citizen 98-0692 | CITIZE CASE REFERENCE | |
| Citizen QA7052 | CITIZE CASE REFERENCE | |
| Citizen QZ8034 | CITIZE CASE REFERENCE | |
| Heuer HG1030 | ||
| Kaiser 7 | ||
| Miyota 6N10 | 13.5 | |
| Montilier 63 | HT 470 | 17.75 |
| Omega 361.0004 | OMEAG CASE USES CALIBER 671 | |
| Omega 6065 | OMEGA CASE USES CALIBER 550 | |
| Seiko 2620-0160 | SEIKO CASE REFERENCE | |
| Seiko 5421-0020 | SEIKO CASE REFERENCE | |
| Seiko 6106-6007 | SEIKO | |
| Seiko VX33-0AA0 | SEIKO CASE REFERENCE | |
| Seiko W349-4A00 | SEIKO CASE 951201 | |
| Wyler WH314 | DSS INCAF- 7JL - FF73-5 | 11.5 |
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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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