A3 size on paper. Can't remember how many hours I've spent with it, but it took two weeks to finish, with at least 4 hours a day. Somewhere between 40 and 50, because of the many layers I've used on this one. I hope you like
UPDATED: I've revisited this piece at home and noticed that the uploaded picture suffers from really bad contrast and colorproblems due to my weak scanning "skills" back when I uploaded this. It's much closer now to the original piece.