Macrinus. Silver Denarius, AD 217-218. Rome, AD 218. IMP C M OPEL SEV MACRINVS AVG, laureate and cuirassed bust of Macrinus right. Reverse: IOVI CONSERVATORI, Jupiter standing facing, head left, holding thunderbolt and scepter. RIC 73; BMC 68; RSC 33a. NGC grade Ch XF. Estimate Value $250 - 300