Ruler: Constantine I, Emperor of Rome, A.D. 285337, ruled A.D. 306337, Mint: Trier, 1 Nummus of Constantine I, Emperor of Rome from?Trier, 32124, Argentiferous bronze, 3.03 g, 6:00, 18.1?mm, Made in Trier, Gallia Belgica, Roman, 4th?century, Numismat