Listen to Symphony No. 1: II. Allegretto online. Symphony No. 1: II. Allegretto is an Instrumental language song and is sung by Gennady Rozhdestvensky and USSR Ministry of Culture Symphony Orchestra. Symphony No. 1: II. Allegretto, from the album Schnittke: Symphony No. 1, was released in the year 2014. The duration of the song is 12:13. Download Instrumental songs online from JioSaavn.