It's a woman's pendant watch. According to mikrolisk.de, 'Eufa' was a trademark of 'Willy Schack/Enzberger Uhrenfabrik (Eufa)', of Enzberg, Germany. The movement looks like a Durowe 69 derivative, but there are more knowledgeable people here, who can help you with the movement.
I don't recognize any hallmarks so I take it the case is gilt. This kind of watches was popular with women in the 1960s.
Watches like this are childs of the quartz boom. In the 80s, when factories plugged cheap LCD quartz modules into almost every open hole, some wanted to return to the "good ol times", mechanically though, and old-fashioned looking. The results were the likely uglyest watches ever made, but I believe, they were the ignition for the revival of mechanical watches.
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