if you dont fancy a hw springer which you would have a great choice from in that price bracket and you really want a pcp then a falcon fn19 is hard to beat. they are simple, reliable and easy for diy repairs too. you would proberbly get a pump included in your your budget too. i recently baught an rws excalibure for £350 which has an 8 shot magazine and is pellet on pellet with fantastic turkish walnut woodwork and very solidly built to last too. hopefully it will hold its resale value too (this ones definately a keeper tho )
best to save up and buy a good gun first time round, or else y