Roman Imperial Coin – Bronze Follis of Constantine The Great
Obv: CONSTANTINVS AVG, helmeted, cuirassed bust right.
Rev: BEATA TRANQVILLITAS, Altar inscribed VOT-IS-XX, surmounted by globe with plain vertical lines and diagonals between horizontal lines, three stars above. Mintmark PTR.
321 AD. · Trier Mint · RIC VII Trier 303, P; Sear 16173.