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 ...
SLGB005 “Violet Dawn” is Grand Seiko’s Ice Forest watch in Ever-Brilliant Steel It features a highly accurate Spring Drive U.F.A. movement with a rate of ±20 seconds per year Limited to 1,300 pieces; ...
We finally get our hands on the Grand Seiko Evolution 9 SLGB003 timepiece, the most accurate mainspring-powered watch in the ...
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