Photos of Cheryl Cole's Jewellery Launch in London at De Grisogono

Cheryl Cole hosted a star studded party in London last night for the launch of her jewellery line, Promise by Cheryl Cole. The collaboration with De Grisogono has reportedly earnt her £250,000. It's a collection of rings which Cheryl was modeling last night. Party guests included fellow Girls Aloud members Nicola Roberts and Kimberley Walsh and young stars Diana Vickers and Chloe Green. Click through to see photos from the night.