The Grand Seiko SBGE255 utilizes the 9R66 spring drive movement to power the GMT caliber achieving 72 hours of power reserve while… | Instagram
![Hands-On: Grand Seiko SBGE255 Spring Drive GMT In New Smaller 40.5mm Case With Ceramic Bezel | aBlogtoWatch Hands-On: Grand Seiko SBGE255 Spring Drive GMT In New Smaller 40.5mm Case With Ceramic Bezel | aBlogtoWatch](https://www.ablogtowatch.com/wp-content/uploads/2021/04/Grand-Seiko-Spring-Drive-GMT-SBGE255-11.jpg)
Hands-On: Grand Seiko SBGE255 Spring Drive GMT In New Smaller 40.5mm Case With Ceramic Bezel | aBlogtoWatch
![Hands-On: Grand Seiko SBGE255 Spring Drive GMT In New Smaller 40.5mm Case With Ceramic Bezel | aBlogtoWatch Hands-On: Grand Seiko SBGE255 Spring Drive GMT In New Smaller 40.5mm Case With Ceramic Bezel | aBlogtoWatch](https://www.ablogtowatch.com/wp-content/uploads/2021/04/Grand-Seiko-Spring-Drive-GMT-SBGE255-18.jpg)
Hands-On: Grand Seiko SBGE255 Spring Drive GMT In New Smaller 40.5mm Case With Ceramic Bezel | aBlogtoWatch
![Hands-On: Grand Seiko SBGE255 Spring Drive GMT In New Smaller 40.5mm Case With Ceramic Bezel | aBlogtoWatch Hands-On: Grand Seiko SBGE255 Spring Drive GMT In New Smaller 40.5mm Case With Ceramic Bezel | aBlogtoWatch](https://www.ablogtowatch.com/wp-content/uploads/2021/04/Grand-Seiko-Spring-Drive-GMT-SBGE255-13.jpg)