Watch List notes:

C. Calpurnius Piso L.f. Frugi, Denarius, Rome, 67 BC; AR (g 3,67; mm 18; h 6); Laureate head of Apollo r.; behind, control symbol, Rv. Horseman r., with palm; above, control letter; below, C PISO L F FRVG. Crawford 408/1a; Calpurnia 24; Sydenham 850a.
Elegant portrait, lightly toned, extremely fine - good extremely fine.