Iphone 3gs 16gb - very good condition *

I am selling my Iphone 3GS-16GB which is in full working order in great condition. The phone has a few minor scratches. It comes the original box, Charger and headphones. The phone has served me well for 2 years with no problems whatsoever.I will also be throwing in 2 cases and a screen protector. Would like a quick sale Only selling because I am after a I phone 4S.