Watch List notes:

SICILY, Akragas. Circa 480/78-470 BC. AR Didrachm (19.5mm, 8.42 g, 12h). Sea eagle standing right / Crab within incuse circle. Westermark, Coinage, Period I, Group IV, 271(O89/R185); HGC 2, 99. Lightly toned, minor porosity. VF.