Listen to O Silver Moon - Rusalka online. O Silver Moon - Rusalka is an Unknown language song and is sung by The Regency House Orchestra. O Silver Moon - Rusalka, from the album 100 Classical Chillout : Chilled Relaxing Masterpieces, was released in the year 2017. The duration of the song is 4:11. Download Unknown songs online from JioSaavn.