the Blue looks the part on screen, not the easiest to match.
there is a "slap-dash" to French paint that is almost impossible to have a knowledgeable bike painter be willing to replicate.
There is just the right amount of overspray and then attention on your part as to not flood the top eye lettering that you effort reads authentic.
The shifter stop is lower than I would have placed it, but that is where is was brazed in place.
I like the headset toothed spacer and integrated cable anchor. I have not seen one before, actually happy for you that the steerer had enough length to fit it all together.
I need to get to work on a C. Dardenne soon... a bit of effort to find the correct graphics. The head tube I think I have identified... the downtube I have referenced all kinds of materials and fonts. Currently it has the dreaded powdercoat... and a real hodgepodge of parts... probably to end up tout French