Iphone 4 16gig boxed in excellent condition swap for a white 8gig iphone 4 .

Iphone 4 16gig boxed in excellent condition still has fromt and back protectors on its on 3 network it is fully working and can be seen working before u make your mind up I want to swap it for a white 8gig iphone 4 or a black 8gig one must have box and be in the same condition as mine needs to be on 3 or unlocked only reason i want a 8 gig one is i have no use for my 16gig one so some one else might aswell swap there lower gig one for my bigger gig one Collection only plz no time wasters Text or ring 07402918236