Phocaea, Ionia, Electrum Hekte, ca. 400-390 BC. 

Obv: Head of Athena left, wearing crested Attic helmet, 
decorated with griffon sitting left; beneath the truncation of 
neck, seal left.
Rev: Quadripartite incuse square. 

BMC 48; Bodenstedt 159; Boston 1914; Sear Greece 4530.

With permission of TimeLine Originals (www.time-lines.co.uk), July, 2011