They typically have a similar power reserve (72 hours, in many cases) and must be wound either manually via the crown or using the motion of the wearers wrist like with common automatic watches. The ...

The brand’s Spring Drive technology — a proprietary battery-free hybrid of mechanical watch movements with quartz oscillators ... Grand Seiko The Caliber 9RB2, which features automatic winding and a ...

Automatic watches are the standard of stylish timekeeping ... If accuracy is your primary concern, then a Grand Seiko Spring Drive is the watch for you. The Japanese horological power house ...

Spring Drive U.F.A. Also debuting ... making it the most precise automatic movement powered by a mainspring. The movement debuts in two Evolution 9 Collection watches: one in Platinum 950 with ...

Step into the world of timeless craftsmanship with Horologique — where vintage charm meets modern precision. From rare watch reviews to deep dives into horological history and behind-the-scenes ...

If anyone doubted Grand Seiko‘s ownership of the textured dial, the new Omiwatari Spring Drive is the watch to clear up any confusion once and for all. The subtle undulating texture on the ...

Touted as the first watch ever designed for use in outer space might restrict the target market for the Seiko Spring Drive Spacewalk watch somewhat, which is probably why Seiko will release a ...

which neighbors the brand’s watch studio where all Spring Drive models are made. This special moment is notably reflected in the dial design that features a delicate texture and white backdrop.

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 ...

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. This piece of technological wizardry takes ...

The“automatic” label, often stamped on a watch’s face, refers to the elaborate chain of gears, springs, and rotating weights that keep it going. By comparison, quartz watches—which run ...