モンブランのインスタグラム(montblanc) - 8月3日 17時32分

The blued guilloché flinqué wave pattern at the centre of the dial of the Heritage Chronométrie ExoTourbillon Chronograph Vasco da Gama was inspired by the nocturlabium. This navigation instrument was one of the most precise aboard the São Gabriel, Vasco da Gama’s flagship.

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