Watch List notes:

Marcus Aurelius. As Caesar, AD 139-161. AR Denarius (18mm, 3.46 g, 6h). Rome mint. Struck under Antoninus Pius, AD 140-144. Bare head right / Emblems of the pontificate: secespita, aspergillum, guttus, lituus, and simpulum. RIC III 424a (Pius); RSC 451. Small edge split. Choice EF.