GuillocheGuilloche Guilloche is a decorative technique used in a.o. watchmaking, it is an engraving process that creates intricate patterns on the dials and other parts of the watch. It is done by using a rose engine, a specialized lathe with a variety of interchangeable cam-driven patterns. The patterns are created by the movement of the machine's cutting tool over the surface of the metal. Guilloche is considered to be a traditional and labor-intensive technique, it requires a high level of skill and experience to produce good consistent results. [Learn More] is a decorative technique used in a.o. watchmaking, it is an engraving process that creates intricate patterns on the dials and other parts of the watch. It is done by using a rose engine, a specialized lathe with a variety of interchangeable cam-driven patterns. The patterns are created by the movement of the machine’s cutting tool over the surface of the metal. Guilloche is considered to be a traditional and labor-intensive technique, it requires a high level of skill and experience to produce good consistent results.