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 ...
Gear Patrol on MSN
Grand Seiko once again raises the bar for mechanical timekeeping
Seiko exponentially improves the accuracy of its Spring Drive movement, now measured in seconds per year, rather than month.
Jorg recaps the Grand Seiko releases we covered in 2025 on Fratello ✓ From the Shūbun to the Moondrop ✓ See them here! ✓ ...
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 ...
Meet the Spring Drive-powered Seiko Prospex LX GMT U.S. Special Edition SNR058 ✓ It has “Root Beer” vibes, but it's inspired by a nebula ✓ ...
Grand Seiko is back with a duo of new 44GS references to its emblematic Heritage Collection. Releasing as North American-region exclusives, the watches spotlight dials in a “Kirazuri” style, which ...
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