Tonda Metrographe

The Calibre PF315 is an automatic-winding chronograph movement, ensuring precision and reliability as well as a comfortable user experience. The sheer excellence of its design is magnified by superb
finishes, with bridges angled by hand and "Côtes de Genève" decoration. Its two series-coupled barrels ensure 42 hours of autonomous operation. Its pendulum beats at a frequency of 28,800 vibrations
per hour. Comprised of more than 350 components, this calibre allows for the display of hours, minutes, seconds and the date, together with its chronograph features with a large second in the centre
as well as hour and minute counters.

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