Cheryl Cole teams up with swanky Geneva jewellery house De Grisogono to create the Promise ring that marks the release of her new single "Promise This". Cheryl Cole is bubbling with enthusiasm over the ring. "I love my Promise ring, I've always loved pinkie rings, they're so cute, trendy and so cool," says the singer. Blackened silver and rose gold are the design chosen by this unlikely creative duo. Buy it online for £770 by clicking here.