Watch List notes:

Antoninus Pius, with Marcus Aurelius, as Caesar, BI Limes Denarius. Rome, AD 140. IMP T AEL CAES HADRI ANTONINVS (sic), bare head to right / AVRELIVS CAES AVG PII F COS, draped bust of Marcus Aurelius to right. Cf. C. 23 note; RIC - (cf. 415a note); RSC - (cf. 23 note) (all obv. legend and bust type); BMCRE -; Roma 2, lot 599 (fourrée); otherwise apparently unpublished in standard references. 2.61g, 19mm, 6h.

Near Extremely Fine. An apparently unpublished type and in a rare state of preservation showing evidence of a silver wash over a billon core.

From the collection of Z.P., Austria.