Apple iPhone 4S 16gb in BLACK colour .

I am selling an Apple iPhone 4S 16gb in BLACK colour as seen in the picture. I have had the phone since December 2011 and has been used but its been well looked after and n excellent condition. It comes on the O2 contract and is unlocked on any network. I have the original box, manual, charger and you are more then welcome to test the phone before buying. Please No timewasters.... price is negotiable but no silly offers!! Cash upon collection...!!