Watch List notes:

C. Caesar Octavianus and M. Antonius, Quinarius, Mint moving with Octavian, 39 BC; AR (g 1,71; mm 15; h 1); Diademed and veiled head of Concordia r.; behind, III VIR; before, R P C, Rv. Two hands clasped round caduceus; around, [M] ANTON C CAE[SAR]. Crawford 529/4b; Julia 68, Antonia 42; Sydenham 1195.
Delightful patina, fine style, extremely fine / about extremely fine.