Watch List notes:

The Roman Empire

Gaius, 37 – 41. Denarius, Lugdunum 37-38, AR 3.76 g. [C] CAESAR AVG GERM P M TR POT [COS] Bare head of Gaius r. Rev. Radiate head of Augustus r., between two stars. C 11. BMC 4. RIC 2. CBN 3.
Two impressive portraits and a lovely iridescent tone, obverse
slightly off-centre, otherwise extremely fine