Watch List notes:

L. Calpurnius Piso Frugi. 90 BC. AR Denarius (18mm, 3.86 g, 12h). Rome mint. Laureate head of Apollo right; trident behind, A below chin / Horseman galloping right, holding palm frond and reins; long caduceus above, H below. Crawford 340/1; Sydenham 669a; Calpuria 11. VF, lightly toned, metal and die flaws.

From Group SGF.