CALIGULA, A.D. 37-41. AR Denarius (3.68 gms), Lugdunum Mint, ca. A.D. 37.RIC-2; S-1808. "C CAESAR AVG GERM P M TR POT COS" Bare head of Caligula facing right; Reverse: Radiate head of deified Augustus facing right between two stars. Great centering with excellent strike details.From the Graywood Collection.