Breitling SA (German pronunciation: [bʁaɪtliŋ]) is a Swiss watchmaker based in Grenchen, Switzerland. Breitling designs, engineers, manufactures and distributes chronometer watches. Breitling is a privately owned company founded in 1884 in Grenchen, Canton of Solothurn, Switzerland. Breitling is known for precision-made chronometers useful to aviators.