Grand Seiko, the luxury brand offshoot of watch giant Seiko, has established a handful of signature traits over the course of its 64-year lifespan. There’s the fine, mirror-like polishing technique ...

Grand Seiko has launched a new Spring Drive movement that’s accurate to within 20 seconds per year The revolutionary hybrid engine debuts in two striking new models One of the models, SLGB003, also ...

The Grand Seiko Spring Drive is a mechanical movement exclusive to the Japanese watch company. It mimics the accuracy and operation of a quartz movement without a secondary power source. It was a ...