Listen to The Gently Crashing Waves online. The Gently Crashing Waves is an Unknown language song and is sung by Spa Life. The Gently Crashing Waves, from the album Study Aid Beats: Relaxing Instrumental Study Music for your Mind to help Focus and Concentrate, was released in the year 2015. The duration of the song is 5:32. Download Unknown songs online from JioSaavn.