Watch List notes:

Q. Cassius Longinus, Denarius, Rome, 55 BC; AR (g 3,77; mm 18; h 8); Head of Genius Populi Romani r.; behind, sceptre, Rv. Eagle on thunderbolt r.; in field, lituus and jug; in ex., Q CASSIVS. Crawford 428/3; Cassia 7; Sydenham 916.
Lustrous, extremely fine - good extremely fine.