Watch List notes:

The Bellum Sociale, Denarius, Corfinium, c. 90 BC; AR (g 3,89; mm 18; h 11); Laureate head of Italia l., Rv. Oath-taking scene: eight soldiers, four on each side, pointing their swords at pig held by kneeling youth; in the background, standard; in ex. IIΛX. Sydenham 629; Campana 29.
Very rare, lightly toned. Minor flattening on obverse, about extremely fine / extremely fine.