Tissot is a Swiss watchmaker founded in Le Locle, Switzerland by Charles-Flicien Tissot and his son Charles-Felicien Tissot in 1853. They introduced the first mass-produced pocket watch as well as the first pocket watch with two-time zones in 1853. Tissot has been a member of The Swatch Group Ltd. since 1983, the largest watch producer and distributor in the world. Still based in Le Locle, Switzerland and marketed in 160 countries around the world.