Samsung S3 LTE (4G) Version - **perfect condition** ?

Selling my samsung s3 lte (4G) version it is the titanium it is in perfect condition not one mark on it as been in a case since day 1 also has a zagg sheild on it since day 1 comes fully boxed with everything. It is less than a month old. Network is tmobile/orange (EE) Wanting to sell as cant get on with andriod phones want to go back to blackberry Selling for £350 no offers as can get the standard s3 for £300 Buyer to collect. Dont mind swaping with a blackberry 9900 must b unlocked and perfect condition (no marks at all) and fully boxed with cash aswell as this phone is worth more. Buyer to collect Text only please as will b at work text nathan on 07415648594