Antoninus Pius, AD 138-161. AR Antoninianus (22mm, 2.59g). Rome mint. Commemorative issue struck under Trajan Decius, AD 250/1. Radiate head of Antoninus Pius right; Rev. Lighted altar. RIC IV 90 (Declus); RSC 1189. Porous. About Very Fine. Estimated Value $100 - UP