Watch List notes:

Antoninus Pius, 138-161. Denarius (Silver, 18 mm, 3.24 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. A splendid example, sharply struck and with a beautiful iridescent toning. Virtually as struck.