White writings don't always mean services dial
There were 'native' non-gilt black dials. I believe the second batch was all white writings. and consequently, the few leftover dials used later for service were of this lot too (white writings). But having a white writings does not mean this was a servic...
Very nice E855!
One of the most collectable vintage JLC models! Haven't personally owned a black dial yet, but maybe one day! ...
Yes! Although I might personally prefer the silver ones for wearing.
Finding a nice black dial is exceptionally hard. I haven't had much success, but am always optimistic. I quite like the gilt font against the black.