Listen to Darpane Ki Ratna Aache online. Darpane Ki Ratna Aache is a Bengali language song and is sung by Swagato Dey. Darpane Ki Ratna Aache, from the album Sera Swagato Vol 2, was released in the year 2003. The duration of the song is 5:16. Download Bengali songs online from JioSaavn.