Flip top case for iPhone 4S

I am looking for a good quality iPhone 4S case like the one below (top hinged).



I like that style because you can easily remove the phone for docking etc.



I would prefer one in leather, up to about £20, any ideas.



BLACK IPHONE 4 4S FLIP LEATHER CASE: Amazon.co.uk: Electronics

via iLounge Forums http://forums.ilounge.com/accessories-iphone-ipad-ipod/278166-flip-top-case-iphone-4s.html