Watch List notes:

IONIA, Uncertain. Circa 625-600 BC. EL Hemistater (16mm, 8.30 g). Phokaic standard(?). Uncertain design (square?) / Incuse square. Unpublished in the standard references. VF, crude, edge splits, some crystallization with granular structure, traces of enrichment of surface gold content. Extremely rare, one other example known (in commerce).