Samsung GAlaxy S3 SIII white Brand New in the Box with All Accessories. ?

Selling a T-mobile upgrade Brand New White Samsung S3 SIII s111 with original box and all accessories. I received it yesterday, I only opened the box to check content and accessories booklets and phones still pack. I am not sure if phone is locked or unlocked. I only tried T-mobile sim. Original pictures of the item in the ad. Fix price not a penny less Only Cash on collection Time wasters stay away No postage no Paypal Collection from Walthamstow Central Station London. contact me 07803433478