Chopard Manufacture Reply
"To my knowledge, the only L.U.C watch with a grand feu enamel dial is the L.U.C Tourbillon 161970-5001.
There is no L.U.C XP with grand feu enamel dial.
Our reference 161902-1005 watch has a white "cold enamel' or lacquer dial."
Regards,
MTF