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Watch Database
REGULATOR, FLAT HAIRSPRING
For Citizen 4-S42637
721/41
Alternate: 721/41
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Brac 181 | 12 | |
| Brac 181 | 12 | |
| Bulova C877017 | CARAVE CASE REFERENCE | |
| Bulova R324 | CARAVELLE CASE REFERENCE | |
| Citizen 35-8665 | CITIZE CASE REFERENCE | |
| Omega 135.0051 | OMEGA CASE USES CALIBER 601 | |
| Seiko W359-0A00 | SEIKO CASE 08/12/98 |
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