Grand Feu enamel is a rare, complex, and meticulous artistic technique, mastered by only a few exceptional artisans worldwide. Despite modern technological advancements, this ancestral method remains highly prized and used in high-end watchmaking.It is mainly the most prestigious brands that perpetuate this art: they create enamel dials of incomparable purity and depth, or decorate certain mechanical parts of their movements with remarkable finesse using enamel.
To learn more about the fascinating uses of Grand Feu enamel in the manufacture of exceptional watches, I recommend this very comprehensive article:
https://seconde-vintage.com/fr-ch/blogs/infos/l-email-grand-feu-et-email-cloisonne-dans-l-horlogerie