Erythrae, Ionia, Electrum Hekte, Late 6th-mid 5th century BC. 2.56 g.

Head of Herakles left, wearing lionskin headdress.
Quadripartite incuse square. 

BMC Ionia 7; SNG von Aulock 1942. 

Used by permission of CNG auction 69, lot 397, June 2005