Justinian I, Year 12, Nicomedia mint... when you see that combination, just run away. There are millions of these fakes out there, mass-produced for sale to the tourists that pour off the cruise ships to visit Ephesus and other tourist traps in Turkey.
As the comment on the third example in the pic BobL linked to states, the "giveaway" for these pieces is the little notch, looks kind of like an ` accent mark, just outside the rim above the second "P" in the obverse legend.
Don't say "infinitely" when you mean "very"; otherwise, you'll have no word left when you want to talk about something really infinite. - C. S. Lewis