Watch List notes:

Augustus. 27 B.C.-A.D. 14 AR denarius (21.52 mm, 3.44 g, 11 h). Italian (Rome?) mint, 29 B.C. AVGVR PONTIF, Bare head right / Octavian’s Actian arch (arcus Octaviani), showing a single span surmounted by Octavian in facing triumphal quadriga; IMP • CAESAR on the architrave. RIC 267; RSC 123 (Augustus); BMC 624. VF. Rare. 

Ex Gorney & Mosch.