Silver denarius, 19mm, 3.81gm, issued 2 BC - AD 4 Lugdunum mint.
Obv: CAESAR AVGVSTVS DIVI F PATER PATRIAE, Laureate head right.
Rev: C L CAESARES AVGVSTI F COS DESIG PRINC IVVENT, Gaius and Lucius Caesar standing resting hand on shield and spear, simpulum, right, and lituus, left.