Listen to Vivaldi: Mandolin Concerto in C Major, RV 425: III. Allegro online. Vivaldi: Mandolin Concerto in C Major, RV 425: III. Allegro is an Unknown language song and is sung by Paul O'Dette, The Parley of Instruments and Peter Holman. Vivaldi: Mandolin Concerto in C Major, RV 425: III. Allegro, from the album 17th Century Orchestra: Vivaldi, was released in the year 2024. The duration of the song is 2:11. Download Unknown songs online from JioSaavn.