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About two months ago, I bought a watch with The CITIZEN A060 movement. After nearly a month of observation, its time keeping error is estimated to be +5~+6 SPY, which is worse than I expected. This makes me more and more curious about the performance of the Grand Seiko 9F series, a competitor of The Citizen. Another reason why the 9F series movement appeals to me is that it has a regulation switch . I can adjust the watch to its optimal state according to my wearing habits.
At first, I…
