Listen to Variations On A Theme (Rachmaninoff) Classical Music online. Variations On A Theme (Rachmaninoff) Classical Music is an Instrumental language song and is sung by Exam Study Classical Music Orchestra, Classical Study Music and Claire De Lune. Variations On A Theme (Rachmaninoff) Classical Music, from the album Classical Piano Music: Claire de Lune, Fur Elise & Classical Music For Studying Music & Study Music, was released in the year 2018. The duration of the song is 2:04. Download Instrumental songs online from JioSaavn.