Unverified50% confidenceTradeoffTime unknown
机械表（自动/手动上链）日误差通常在-20~+40秒/天（普通机芯），而COSC天文台认证标准为-4~+6秒/天，石英表可达±0.5秒/天。追求精准佩戴选石英，追求工艺情怀选机械
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