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  • Girard-Perregaux pursues very consistently the progressive development of the quartz technology and is thus the first company in Switzerland to start the industrial production of quartz watches. The frequency of 32,768 A/h, applied by Girard-Perregaux, is later adopted as the international standard for quartz watches.
  • Also Baume & Mercier is increasingly investing in the development of tuning forks and quartz watches.