(Baumgartner 866 1J Cal. Baumgartner 866. Manufacturer Baumgartner Frères. crown, Thickness:7.0 mm. 1-2) ca. 1970: BFG 866, Basis Watch, Swiss Made, 1 Jewel (13.5″ ) 3) ca. 1975: BFG 866, RC, Dolmy Watch Ltd, Swiss Made, 1 Jewel (Baumgartner 866(CLD), 12″ ).
