Opel Diplomat is one of the 45 Opel models available on the market. It comes in 1 generations and in 2 modifications in total. The model has been in production since 1969. Opel Diplomat comes in Sedan coupe types and can be suited with Petrol (Gasoline) engine types. Technical specifications, transmission details, body dimensions and tyre sizes of each make can be found here. The visual characteristics of all the generations can be viewed in the photo galeries that are available.