IONIA. Phocaea. Circa 510-494 BC. Diobol (Silver, 9.95 mm, 1.27 g) Female head left in archaic style (Athena ?), hair collected in sakkos with a row of pellets. Rev. Quadripartite incuse square. SNG Tubingen 3117. Klein 452. SNG Kayhan 522. SNG von Aulock 1813. Toned. Extremely Fine.