Watch List notes:

The Roman Empire

Tiberius, 14 – 37 AD. Denarius, Lugdunum 15-16, AR 3.74 g. TI CAESAR DIVI – AVG F AVGVSTVS Laureate head r. Rev. TR POT XVII Tiberius in triumphal quadriga r., holding laurel branch and eagle-tipped sceptre; in exergue, IMP VII. C 48 var. BMC 8 var. RIC 4 var. CBN –, cf. 9 (aureus).
An extremely rare variety with the horses looking backwards.
Light iridescent tone and extremely fine

Ex NAC sale 72, 2013, 586.