Roman Republic. L. Calpurnius Piso Frugi. AR Denarius, Rome Mint, c.90 BC. 4.03g.
 
Obv: Laureate head of Apollo to right, Q behind, E below chin. Rev: Horseman galloping to right, holding palm branch; “L PISO FRVGI” below, control-mark •G• in exergue.
 
A nice and well struck example, with a medium to darker grey tone.