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 ✓ ...
Seiko exponentially improves the accuracy of its Spring Drive movement, now measured in seconds per year, rather than month.
There are different ways to measure timekeeping accuracy. Saying that Seiko’s most accurate watch is any Grand Seiko Spring Drive is correct because it is the brand’s mechanical movement with the ...