ジラールペルゴのインスタグラム(girardperregaux) - 5月10日 20時20分

#INVENT
Ever since the time of Constant Girard-Perregaux, the Company has been a pioneer in the area of chronometry. During the second half of the 1960s, the GP Research & Development department started developing a revolutionary movement with a regulating organ that was not an escapement but a quartz, beating at 32,768 Hertz instead of a maximum of five for a mechanical movement. Today, the Calibre GP 13100, heir to the first GP350, is housed within the Laureato 34 mm.

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