Listen to Sonata for Piano No. 4 in D Minor, D. 537: II. Allegretto quasi andantino online. Sonata for Piano No. 4 in D Minor, D. 537: II. Allegretto quasi andantino is an Instrumental language song and is sung by Walter Klien. Sonata for Piano No. 4 in D Minor, D. 537: II. Allegretto quasi andantino, from the album The Menuetto Lounge: 111 Relaxing Masterpieces, was released in the year 2010. The duration of the song is 6:30. Download Instrumental songs online from JioSaavn.