i have a 12 bore bettinsoli diamond and use it for everything. it is also steel shot proofed if you do any wildfowling? you will pick one up new for your budget and it will come with a guarantee. i use mine for clays, rough shooting, driven shooting and wildfowling and has never once let me down
Just bought a Bettinsoli Diamond 30" M/C Sporter 12g the other day £645 Brand New, C/W Carrying Case, 5 Chokes and Key. Cracker!!!