Seiko
Calibre 4N30
Quartz
Specifications
- Maker
- Seiko
- Type
- Quartz
- In-house
- Yes
- Power reserve
- Not found in sources
- Frequency
- Not found in sources
Sources
Used in
| Watch | Ø | Thickness | Lug-to-lug |
|---|---|---|---|
| Seiko Seiko SWR083 SWR083 | 22.2 mm | 7.2 mm | 33.1 mm |
| Seiko Seiko SWR091 SWR091 | 22.7 mm | 7.2 mm | 33.1 mm |
| Seiko Seiko SWR103 SWR103 | 27.2 mm | 6.4 mm | 39 mm |
| Seiko Seiko SWR107 SWR107 | 19.6 mm | 6.1 mm | 29.4 mm |