Listen to Kaiser-Walzer, Op. 437 online. Kaiser-Walzer, Op. 437 is an English language song and is sung by Wilhelm Furtwängler and Wiener Philharmoniker. Kaiser-Walzer, Op. 437, from the album Best of Classical Music, was released in the year 2014. The duration of the song is 9:30. Download English songs online from JioSaavn.