Founded in 1846 in Le Locle, Switzerland, Ulysse Nardin has been highly skilled from the beginning and gained fame for producing high-precision marine chronometers for ships, In 2001, the world's first silicon escapement was put into practical use. In 2001, the world's first silicon escapement was put to practical use, making it a true leader in the world of watchmaking.
CURRENTLY, UNDER THE X CONCEPT, THE LINEUP INCLUDES THE AVANT-GARDE "FREAK" AND "BLAST," THE "MARINE," WHICH HAS ITS ORIGINS IN MARINE CHRONOMETERS, AND THE "DIVER," WITH ITS DIVING CAPABILITIES AND MODERNITY.

https://www.ulysse-nardin.com/jp_jp/