Originally published by Logan Baker on Hodinkee. Grand Seiko is updating its tentpole dive watch today, adding the Spring Drive caliber 9RA5 into a serial production dive watch for the first time ...

A deep dive into the Grand Seiko Spring Drive GMT SBGE257 that I dreamed of but turned out to be a nightmare #GrandSeiko #SpringDrive #GMTWatch #SBGE257 #WatchReview #LuxuryWatch #WatchCommunity ...

Grand Seiko’s Spring Drive movement is unique in watchmaking — a type of hybrid caliber, it combines a mechanical watch’s mainspring with a special speed control mechanism incorporating an integrated ...

Grand Seiko first used the Spring Drive in 2004 with its Caliber 9R movement. It is marking the 20th anniversary of the movement with two new Spring Drive creations ...

Grand Seiko Previews Its SBGC253 Spring Drive Chronograph GMT: Inspired and in homage to the brand’s emblematic lion symbol.

The Grand Seiko Spring Drive Lake Suwa Before Dawn is priced at £8,700 and will be available in February.

Grand Seiko’s 44GS 55th Anniversary Limited Edition Spring Drive is a 1,500-piece edition inspired by the moon over the Shinshu Mountains in northern Japan where Spring Drive watches are made.

Up Close With Grand Seiko's New Omiwatari Spring Drive: Name a brand that makes more interesting dials.

The new Spring Drive SBGE249 watch from Grand Seiko expands on the cult popularity of the "Snowflake" with the addition of a GMT function.