Watch List notes:

Marcus Aurelius. As Caesar, AD 139-161. AV Aureus (17mm, 7.13 g, 6h). Rome mint. Struck under Antoninus Pius, AD 158-159. AVRELIVS CAES ANTON AVG PII F, bare head right / TR POT XIII COS II, Apollo standing facing, head left, holding patera in right hand, and lyre in left. RIC III 477a (Pius); Calicó 1966; BMCRE 959 note; Biaggi -. VF, a few light surface and edge marks, small dig in reverse field.

From a European collection formed prior to the First World War.