Augustus. Silver Denarius (3.77 g), 27 BC-AD 14. Lugdunum, 15-13 BC. AVGVSTVS DIVI F, bare head of Augustus right. Reverse: IMP X in exergue, bull butting right. RIC 167a; Giard 19; BMC 451; RSC 137. Fully lustrous. Mint State. Estimate Value $2,000 - 2,500