IWC Schaffhausen is a Swiss luxury watch manufacturer located in Schaffhausen, Switzerland. Originally founded by American watchmaker Florentine Ariosto Jones in 1868, the company was transferred to the Rauschenbach family in 1880 and has been a subsidiary of the Swiss Richemont Group since 2000. IWC is best known for its luxury pilot/aviation watches and for being a pioneer in the use of ceramic and titanium in watchmaking.