A. Lange is a German manufacturer of high-end watches, founded in 1845 by Ferdinand Adolph Lange and his son Edouard A. Lange. The company is known for its exceptional craftsmanship, attention to detail, and the use of high-quality materials in its timepieces. Some of the most recognizable models include the Datograph, Odysseus, and Saxonia collections. Lange & Söhne, the current name of the company, is considered one of the most prestigious watchmakers in the world and has been an integral part of the luxury watch industry since its inception.