Watch List notes:

Antoninus Pius, with Marcus Aurelius as Caesar. AD 138-161. AR Denarius (17mm, 3.43 g, 12h). Rome mint. Struck circa AD 141-143. Bare head of Antoninus Pius right / Bareheaded and draped bust of Marcus Aurelius right. RIC III 415b; RSC 21. Good VF, toned, minor porosity, short scrape across Aurelius' head.