Caracalla (198-217). AR Denarius, 210-213 AD. Obv. ANTONINVS PIVS AVG BRIT. Laureate head right. Rev. MARTI PROPVGNATORI. Mars hurrying left, holding spear and trophy. RIC IV 223; C. 150. 3.26 g. 18 mm. Scarce. Virtually as struck. Well detailed, struck from fresh dies. Good EF.