The Wittnauer 73 Revue manual vintage Swiss watch has a 14kt gold case and reddish brown leather band. Tank style (rectangular) face. Wittmauer is an American watch brand founded by a Swiss immigrant in1880. The brand was purchased by Bulova in 2001. Historic milestone: In 1916, the founder's sister Martha Wittmauer became CEO, the first woman to attain that position in the watch industry.