Watch List notes:

L. Calpurnius Piso Frugi. AR Denarius, 90 BC. Obv. Laureate head of Apollo right; behind, trident; below chin, N inverted. Rev. Horseman galloping right holding palm; above, trident; below, L. PISO. FRVGI/[ ]. Cr. 340/1. B. 11. AR. g. 3.86 mm. 17.50 Lightly toned. VF.