after 5 minutes, the minute recorder dots don't lign up with the central second hand
the "ressort d'interrupteur" - 8644 - is missing
spring 8644 missing here
raw 0.25mm spring to start off with
shaped and in place
perfect fit
components lined up according to manufacturer's instructions
lubricating the reverser wheel with lubeta
wheel 8062 mounted the wrong way around
8062 mounted correctly
slight offset after 5 minutes - that's as good as it gets
the hairspring is touching the balance cock
hairspring re-shaped
waterproof