Watch List notes:

Cn. Gellius, Denarius, Rome, 138 BC; AR (g 3,87; mm 19; h 11); Helmeted head of Rome r.; behind, X; laurel-wreath as border, Rv. Warrior (Mars ?) in quadriga r., grasping captive beside him; below, CN GEL.; in ex. ROMA. Crawford 232/1; Gellia 1; Sydenham 434.
Iridescent patina, extremely fine.