Caracalla, 198-217. Sestertius (Orichalcum, 30 mm, 25.81 g, 12 h), Rome, 210-213. M AVREL ANTONINVS PIVS AVG BRIT Laureate head of Caracalla to right. Rev. SECVRITATI PERPETVAE / S C Securitas seated right on throne, resting her head on her right hand and holding scepter in her left; to right, altar. BMC 250. Cohen 576. RIC 512d. Brown patina. Porous, otherwise, very fine.