IPhone 4 32gb Black Excellent condition ?

I have for sale my iPhone 4 32gb in black. The phone is factory unlocked and can be used on any network (I was using it on tmobile). There are no scratches on the screen as its had a screen protector since new. The phone is boxed with headphones and data cable and I have paperwork available. Can be picked up from west London. Immediately. only selling because I have upgraded to he iPhone 5 220 ono. Call Shak on 07944996007