Watch List notes:

L. Calpurnius Piso Frugi. AR Denarius, 90 BC. Obv. Laureate head of Apollo right, uncertain symbol below chin. Rev. L PISO FRVGI below horseman galloping right, holding palm; below, CVI. Cf. 340/1. B. 11. Banti 51 (numeral no cited). AR. g. 3.77 mm. 19.00 FDC. Lustrous and virtually as struck.