Augustus. Silver Denarius (3.73 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. NGC grade Ch XF; Strike: 5/5, Surface: 4/5. Estimated Value $900 - UP