Macrinus. AD 217-218. AR Denarius (18mm, 3.94 g, 6h). Rome mint. 1st emission, AD 217. Laureate and cuirassed bust right / Jupiter standing left, holding thunderbolt and scepter; small figure of Macrinus standing to left. RIC IV 76; Clay Issue 1; RSC 37. Good VF, toned, light porosity.