Previous Spring Drive movements have topped out with an accuracy rating of +/-15 seconds per month, which easily bests the most precise mechanical watches. But Grand Seiko wasn’t satisfied. So now, ...

Grand Seiko unveils the Tentagraph and Spring Drive U.F.A. at Watches and Wonders 2025. Story by Business Today Desk • 1h. A t this year’s Watches and Wonders 2025, ... Spring Drive U.F.A.

The first is the Spring Drive GMT Caliber 9R66 (SBGE248). Part of the brand’s sport collection, it features 18-karat yellow gold in the rotating bezel, a first for Grand Seiko.

It was 17 years before the first Spring Drive watch was launched. At the heart of the Spring Drive is what Grand Seiko calls the Tri-Synchro regulator.

Seiko’s Presage line includes some of our favorite watches, and we were particularly impressed by the affordable enamel-dial options available in the catalog — so much so that we included one in ...

This limited-edition timepiece will be available at Grand Seiko Boutiques starting August 2025. Spring Drive U.F.A. Also debuting is the Spring Drive Caliber 9RB2, marking a historic moment for ...