Breguet 5101/54

BREGUET (TYPE 20 Chronograph / ref.?5101-54 1st Generation), circa 1955 Mythical pilot's chronograph from the 1st generation 'Breguet' workshops, it equipped French Air Force pilots in the 1950s Steel case with screwed back with notches made in the workshop (with the markings erased 'Breguet Type 20', as well as the reference numbers of the series, only the number of the watch n° 7546 remains). Crown and glass not original. Lacquered black dial with 2 counters (seconds at 9 o'clock and minutes at 3 o'clock, seconds graduation scale around the dial). Arabic numerals and luminescent hands. Large second hand for the chronograph with “fly back” function. Notched steel bezel (locked). Note, the absence of a signature on the dial corresponds to the 1st period of delivery to the armies from 1954 to 1955. References of the back of the watch in the archives of the Manufacture Breguet?: Chronograph type XX totalizer 15 m n° 7546 Delivered at the Ministry of the Air on November 16, 1955 Movement?: Mechanical caliber with manual winding VALJOUX 222 / 13 lines (Swiss), flyback, modified by Breguet to the spiral. Diam. 38mm. Condition: Very good condition