The Grand Seiko caliber 9S51 is a Mechanical Automatic movement. It is part of the 9S family of movements and it was introduced in 1998.
![9S51](https://www.theseikoguy.com/media/cal/9s51.jpg)
Caliber | 9S51 |
Type | Mechanical Automatic |
Family | 9S |
Year | 1998 |
Grand Seiko watches with caliber 9s51
![SBGR002](/media/grandseiko/th/SBGR002.jpg)
SBGR002
Case reference: 9S51-0010
Type: Mechanical Automatic
Movement: 9S51
Case material: Yellow Gold
Year: 1998
![SBGR007](/media/grandseiko/th/SBGR007.jpg)
SBGR007
Case reference: 9S51-0020
Type: Mechanical Automatic
Movement: 9S51
Case material: White Gold
Year: 2000
![SBGR013](/media/grandseiko/th/SBGR013.jpg)
SBGR013
Case reference: 9S51-0030
Type: Mechanical Automatic
Movement: 9S51
Case material: White Gold
Year: 2000
![SBGR033](/media/grandseiko/th/SBGR033.jpg)
SBGR033
Case reference: 9S51-00A0
Type: Mechanical Automatic
Movement: 9S51
Case material: White Gold
Year: 2005