DIEHL's restaurant in Koblenz stands out among the Rhine restaurants due to its prominent location directly on the banks of the Rhine in the district of Ehrenbreitstein, offering an impressive panorama view of the Rhine, the old town of Koblenz, and the German Corner. The combination of modern, regionally inspired cuisine with international influences and a high-quality, revised wine list focusing on wines from the Rhine, Mosel, and Ahr regions highlights the culinary offerings.

Particularly popular are the sunny outdoor terrace and the cozy atmosphere, which is praised by many guests.