Watches for measuring short intervals
Chronograph watches with flyback hand
Chronograph watches with flyback hand
In a "flyback" (retour-en-vol) chronograph, the centre seconds hand is stopped, returned to zero and immediately started again with one push of the button (usually at 4 o'clock) and without having to stop the chronograph (using the button at 2 o'clock).
Research
Research
For research into the first Rieussec chronographs, the Fondation de la Haute Horlogerie wishes to locate this piece, made between 1820 and 1830.