The former X Factor contestant recently released the title track from the album, which will be her third studio release.
Lewis has now issued a new song called 'Stop the Clocks', co-written by Emeli Sandé, reports The Lava Lizard. It was broadcast earlier today (September 22) on Radio 2.
Earlier this month, Lewis released a music video for her current single 'Trouble', starring Teen Wolf actor Colton Hayes.
Glassheart is released on October 15 in the UK.
Its lead single 'Trouble' will hit iTunes on October 7.
Listen to 'Stop the Clocks' below: