Watch List notes:

C. Caesar Octavianus, Denarius, Mint moving with Octavian, 42 BC; AR (g 3,83; mm 18; h 1); Helmeted and draped bust of Mars r., holding spear; behind, CAESAR; before, [III VIR R P C], Rv. Aquila surmounted by trophy and flanked by two standards; in field, S - C. Crawford 497/3; Julia 67.
Rare, dark patina, good very fine.