Roman Imperial
Caracalla (188-217), Sestertius 213, Rome mint
Obverse: laureate bust right
M AVREL ANTONINVS PIVS AVG BRIT
Reverse: Securitas seated right, propping head on right hand and holding sceptre, altar to right, SC in exergue
SECVRITATI PERPERTVAE
Diameter 33 mm, weight 24.29 g