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• 01:55, 17 April 2024 Sfoskett talk contribs created page Baumgartner (Created page with "Baumgartner Frères SA (abbreviated BFG for "Baumgartner Frères Grenchen") was the leading producer of Roskopf watch movements in the 20th century. It was founded in 1899 and was located in Grenchen. By the 1960s the Baumgartner factory in Grenchen was producing millions of ebauches per year, having grown sevenfold since World War II. The firm's products ranged from 6.75 lignes to 13.5 lines as well as a 19 ligne stopwatch movement. * Cal. 158 - 12.5-13.5 -...")