Breguet 2067 Manual De Instrucciones página 11

Setting the time
Pull the crown into position X3 so as to stop the seconds
English
hand when it reaches 12 o'clock, then turn the crown
upwards to advance the hands until the date changes
at midnight.
Then set the watch to the desired time by moving the
hands forward (caution: if you set your watch to the time
during the afternoon, the hands must first have passed
noon).
To set a precise time, ensure that the final rotation is
conducted in the counterclockwise direction.
Then push the crown into position X1.
After this operation, rotate the crown downwards to
make sure it turns freely.