Listen to Vivaldi: Mandolin Concerto In C, RV 425 - 3. (Allegro) online. Vivaldi: Mandolin Concerto In C, RV 425 - 3. (Allegro) is an Unknown language song and is sung by Pepe Romero, Academy Of St Martin In The Fields and Iona Brown. Vivaldi: Mandolin Concerto In C, RV 425 - 3. (Allegro), from the album The Vivaldi Album, was released in the year 2020. The duration of the song is 2:14. Download Unknown songs online from JioSaavn.