"Diamonds" is a song recorded by Barbadian recording artist Rihanna for her seventh studio album Unapologetic (2012). It was written by Sia Furler, Benjamin "Benny Blanco" Levin, Mikkel S. Eriksen and Tor Erik Hermansen. The song was produced by Blanco, as well as Eriksen and Hermansen, under their production name StarGate. "Diamonds" premiered on September 26, 2012, during the Elvis Duran and the Morning Show and was released for a digital download the following day, as the lead single of Unapologetic. Def Jam Recordings serviced the single to contemporary hit radio in the United States on October 2. Musically, "Diamonds" is a mid-tempo pop ballad with influences of electronic and soul music. The single is a departure from the theme of damaging relationships that is evident in several of