Watch List notes:

The Roman Empire

Octavian as Augustus, 27 BC – 14 AD. Bronze, Crete Cnossus, C. Petronius and M. Antonius duoviri before 2, Æ 6.93 g. CI – C / [CN] Bare head r. Rev. EX DD / C PETRONIO / II VIR / [ M ANTONIO] Labyrinth. Svoronos 41. RPC 977.
Very rare. Superb green patina, weakly struck on obverse,
otherwise good very fine / about extremely fine
Ex Gorny & Mosch 180, 2009, 270 and Gadoury 1 December 2012, 49 sales.