Chronomat

The Chronomat B01 42 ref. AB0134101G1A1 is the 42 mm stainless-steel chronograph with the rider-tab rotating bezel and rouleaux bracelet of the modern Chronomat. It is powered by the in-house automatic Calibre B01 column-wheel chronograph (about a 70-hour power reserve), water resistant to 200 m.

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