Watch List notes:

Q. Antonius Balbus, Denarius Serratus, Rome, 83-82 BC; AR (g 4,07; mm 19; h 4); Laureate head of Jupiter r.; behind, S C, Rv. Victory in quadriga r., holding wreath and palm branch; below, control letter; in ex. Q ANTO BALB / PR. Crawford 364/1d; Antonia 1; Sydenham 742.
Lustrous, well centered, about fdc.; ;