Watch List notes:

The Roman Empire

Octavian as Augustus, 27 BC – 14 AD. C. Sulpicius Platorinus. Denarius 13 BC, AR 3.73 g. CAESAR – AVGVSTVS Bare head of Augustus r. Rev. C SVLPICIVS – PLATORIN Augustus and Agrippa, both togate, seated half l. on bisellium set on platform ornamented with rostra. On l., upright staff. C 529. BMC 115. RIC 407. CBN 539.
Rare. A banker's mark on obverse and surface somewhat porous, otherwise very fine

Ex K. Kress sale 122, 1962, 831.