Watch List notes:

L. Postumius Albinus, Denarius, Rome, 131 BC; AR (g 3,93; mm 19; h 11); Helmeted head of Roma r.; behind, apex; before, *, Rv. Mars in quadriga r., holding reins, trophy, spear and shield; below, L POST ALB; in ex., ROMA. Crawford 252/1; Postumia 1; Sydenham 472.
Lightly toned, extremely fine - good extremely fine.