3 MONTH OLD *BLACKBERRY CURVE 9360* VERY GOOD CONDITION! UNLOCKED TO ALL NETWORKS! !

I want to sell my blackberry curve 9360 as i want to get an IPhone 4S 16GB - Or ill swap my blackberry curve 9360 and £85 for a IPhone 4S 16GB Blackberry curve 9360, its 3 months old and in very good condition and have 2 phones cases for it, one is green (on the left) and the other is blue (on the right) and its unlocked to all networks and still have the box for it. The phone, the charger and the cases will be inside the box and so will the T-Mobile sim card. WONT TAKE NO LESS THAN £200 !