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Maintenance, repair, and overhaul.

The watch is a precision machine. Therefore, in addition to daily self-care, regular overhaul is indispensable to use the watch for a long time. It means that disassemble to the parts unit, clean and reassemble it, and return to the performance state at the time of brand new. The main objective is cleaning work and replacement and adjustment of deteriorated parts which can not be done by ordinary inspection work. Generally it is said to be essential once in 3 to 5 years.


時計は精密機械である。そのため、時計を長く使うためには、日々のセルフケアに加えて、定期的なオーバーホールが不可欠である。部品単位まで分解して清掃・再組み立てを行い、新品時の性能状態に戻す。通常の点検作業では出来ない清掃作業や劣化部品の交換、調整を主目的としている。一般的には3~5年に一度は必須だと言われている。

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