Caracalla, 198-217. Sestertius (Orichalcum, 30 mm, 25.08 g, 12 h), Rome, 214-217. M AVREL ANTONINVS PIVS AVG GERM Laureate, draped and cuirassed bust 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 272. Cohen 580. RIC 573a. Dark green patina with sandy deposits. Surface flaws on reverse, otherwise, very fine.