Cars and TransportationVintage! Opel Diplomat V8 CoupeTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoCars and Transportation12/17/2014December 17, 2014The launch of the Diplomat V8 back in 1964 was Opel's post-war attempt to re-enter the luxury car market. The coupe was its top-of-the-line vehicle.https://p.dw.com/p/1E5Q0Advertisement