Harmony Chronograph calibre 3300 is a contemporary incarnation of the original 1928 Vacheron Constantin chronograph. It displays the hours, minutes and small seconds at 9 o’clock, along with a monopusher chronograph function, pulsometric scale and power r

Harmony Chronograph calibre 3300 is a contemporary incarnation of the original 1928 Vacheron Constantin chronograph. It displays the hours, minutes and small seconds at 9 o’clock, along with a monopusher chronograph function, pulsometric scale and power reserve indication. In tribute to the 1928 model and to historical medical watches, it bears a pulsometric graduation painted in deep red around the rim of the dial and intended to calculate the pulse on a 30-beat scale.

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