Listen to Promentory (Guitar Instrumental) online. Promentory (Guitar Instrumental) is an Instrumental language song and is sung by Study Time Classics, Stu Dying and CoverGuys. Promentory (Guitar Instrumental), from the album Study Music: Chill Movie Themes for Deep Concentration, Focus and Better Memory, was released in the year 2025. The duration of the song is 3:02. Download Instrumental songs online from JioSaavn.