brand new iphone 4s 64gb *

iphone 4s white 64gb , its a very good phone. my girlfriend bought me the iphone 4s 64gb but wasnt aware that ive got an iphone 4s already so im here selling the brand new iphone 4s i have the box ,cables and everything . new iphone working , looking good. any offer would be appreiciated , she paid 699 for the phone so 550 is a good offer.