Gallienus. A.D. 253-260. Silvered antoninianus. 3.43 gm. 19 mm. Rome mint. His radiate head right; GALLIENVS AVG / Securitas seated left, holding scepter; SECVRIT ORBIS around, T in exergue. RIC V.1 278. RSC 953. Good Extremely Fine; extensive silvering on very good metal; handsome style; sharply struck on both sides. Attractive coin.