Attolini. Check out the first page of this thread. Pretty easy to tell between Attolini and St. Andrews, both of which you should memorize because they make for others more than themselves.
Nice finds, but is that an orphan? Is it patterned enough to be worn as a SC?.
Most likely Orphan... Never found matching trousers though. Also, the only jacket I've ever seen marked as "1 piece" at this thrift store.