80s vintage watch mens diver plongee Evian Besançon automatic FE 5611 NOS servicedEvian is a lesser known yet highly respected French watch brand active during the European watchmaking in the 1960s and 1970s. At a time when France still had a strong mechanical watch industry, Evian produced robust and functional timepieces inspired by professional and tool watch design. A particularly important detail on this watch is the Besanon marking on the dial. Besanon was the historical center of French horology and home to the Observatoire