Paul Picot - Technograph

The principle is as follows: the top dial in the centre of the watch (hours and minutes) is fitted on the bottom dial. The small seconds hand is displayed on a dial added at 9 o’clock, in a half-moon shape. The 30 minutes chronometer counter at 3 o’clock works on the same principle, the only difference being that the 15 first minutes are shown in the outer area starting at noon, and the next 15 in the inner area.