Watch List notes:

Cn. Carbo. 121 BC. AR Denarius (20mm, 3.85 g, 4h). Rome mint. Helmeted head of Roma right, curl on left shoulder; X (mark of value) to left / Jupiter, holding thunderbolt and scepter, driving quadriga right. Crawford 279/1; Sydenham 415; Papiria 7; RBW 1102. Lightly toned, some light scratches, minor flan flaw on reverse. Near VF.

From the Anthony Stewart Collection, purchased from Gordon Andreas Singer, November 2017.