... and I can phone to my friend who is manager of the JLC sales division in the Richemond Group of Greece and ask...
It was superbly finished, front (with this lovely, almost porous surface of the dial) as well as back, and I did npt see any PROTO inscription on it..
But I can always can ask if you like..
Some watches, like the JLC Duometer and the Tourbillon Messidor 9 of Breguet in platinum and the Vacheron "Alexander the Great" for example, came to Athens only for the show of Very Important Watches...