Watch List notes:

Cn. Calpurnius Piso. AR Denarius, 189-180 BC. D/ Helmeted head of Roma right; behind, X. R/ The Dioscuri galloping right; below, horses, CN CALP ligate and ROMA in partial tablet. Cr. 153/1; B.1. AR. g. 3.87 mm. 19.00 Good metal. A pleasant example. Nice light iridescent tone. Good VF/VF.