@tin, I suspect that this is a cob of Spain or its former colonies that has been revalued. I know that Phillip IV used a VIII counterstamp, but am not confident enough to know if that is what you have here. We have a few experts on these who hopefully will weigh in with more experienced answers.
"If you climb a good tree, you get a push." -----Ghanaian proverb
"The danger we all now face is distinguishing between what is authentic and what is performed." -----King Adz