Watch List notes:

C. Antestius. AR Denarius, 146 BC. Obv. Helmeted head of Roma right; behind, C. ANTESTI (ANTE ligate); below chin, X. Rev. The Dioscuri galloping right; below, puppy right with both fore-feet raised; in exergue, ROMA. Cr. 219/1e; B. (Antestia) 1. AR. 2.92 g. 18.50 mm. A superb light example. Lovely bright black tone. EF. As this coin does not appear to be a fourrée, the metal must be crystallized to account for its light weight.