Seiko
Calibre 6R15
Automatic
Specifications
- Maker
- Seiko
- Type
- Automatic
- In-house
- Yes
- Power reserve
- about 50 h
- Frequency
- Not found in sources
Sources
- Official Seiko retrieved October 14, 2026
Used in
| Watch | Ø | Thickness | Lug-to-lug |
|---|---|---|---|
| Seiko Prospex Sea SPB077 1968 Diver's Modern Re-interpretation SPB077J1 | 44 mm | 12.7 mm | 51 mm |