Listen to Cello Concerto in A Major: I. Allegro online. Cello Concerto in A Major: I. Allegro is an Instrumental language song and is sung by Natalia Gutman, Mikhail Terian and Moscow Conservatory Chamber Orchestra. Cello Concerto in A Major: I. Allegro, from the album Boccherini, Vivaldi, Tartini: Cello Concertos, was released in the year 1969. The duration of the song is 4:42. Download Instrumental songs online from JioSaavn.