iphone 4s 16gb white on 3 network !

iPhone 4s still under warranty locked on 3 network (white) selling due to upgrading to a new phone this phone literally been used since start of august mint condition with box and its accessories pay on collection only as i wont be posting it out i do not want to take the risk of losing it in the post as it happened once dont wana go there again and pls no time wasters so any questions pls dont hesitate to ask thanks call for more info 07445315555