MILAN: Gian Galeazzo Visconti, 1395-1402, AR grosso (1.52g), Biaggi-1475, Crippa-4/a, coiled serpent devouring man, G-3 across field, small trefoil above, all within quadrilobe decorated with flowers, + GALEAZ VICE COES D MEDIOLANVM // St. Ambrosius enthroned facing, holding flagellum and crozier, S ABROSIV' MEDIOLAN, VF.
Estimate: 80-120 USD