If you like the tumblehome look these are classics of the type.
Personally I never really liked the Hughes coachroof/deck designs that much but that's just an aesthetic thing. Reading Kiskadee's excellent post brings up one thought.. engine access in a below-sole installation on a boat that size must be a bit of a bugger to work on!?
1984 Fast/Nicholson 345 "FastForward"
".. there is much you could do at sea with common sense.. and very little you could do without it.."
Capt G E Ericson (from "The Cruel Sea" by Nicholas Monsarrat)