Watch List notes:

Matienus. AR Denarius, 179-170 BC. Helmeted head of Roma right; behind, X. D/ Helmeted head of Roma right; behind, X. R/ The Dioscuri galloping right; below horses, MAT ligate; in linear frame, ROMA. Cr. 162/2a. B.2. AR. g. 3.76 mm. 19.00 Light iridescent cabinet tone, blackish spot on reverse. VF.