Ancient Roman Imperial AE Follis coin of Constantine I, “The Great,” ca. 307 A.D. Trier mint. Obverse: IMP CONSTANTINVS PF AVG, laureate, draped and cuirassed bust right. Reverse: MARTI PATRI PROPVGNATORI, Mars, naked but for helmet and chlamys, striding right, holding transverse spear and shield, S-A across fields. Mintmark PTR in exergue. Metal Content: bronze. Diameter: 25 mm. Coin is circulated. Ref. RIC VI 777.
- measurements of shipping box.