Watch List notes:

L. Calpurnius Piso L.f. L.n. Frugi, Quinarius, Rome, 90 BC; AR (g 1,98; mm 15; h 9); Laureate head of Apollo r.; before, control letter, Rv. Victory standing r., holding palm branch on l. shoulder; on either side, L PI - SO; in ex. FRVGI. Crawford 340/2e; Calpurnia 13; Sydenham 672c.
Large flan, about extremely fine.