Watch List notes:

Antoninus Pius, 138-161. Denarius (Silver, 19 mm, 2.90 g, 6 h), Rome, 145-161. ANTONINVS AVG PIVS P P Laureate head of Antoninus Pius to right. Rev. COS IIII Thunderbolt on draped throne. BMC 536. Cohen 345. RIC 137. Lustrous and attractive. Struck from a slightly worn obverse die, otherwise, virtually as struck.