Listen to Hafenkonzert in Constanza online. Hafenkonzert in Constanza is a German language song and is sung by Robert Steffan, die Ping-Pongs and Orchester Gerhard Honig. Hafenkonzert in Constanza, from the album Schlager Cocktail (4 Original DDR Schlager Album - 1953 - 1962 64 Tracks), was released in the year 2015. The duration of the song is 2:23. Download German songs online from JioSaavn.