Kyzikos, Mysia, electrum stater, 16.15 g. ca. 405-404 BC.

The infant Herakles, nude, kneeling to right, strangling a
serpent in each hand, tunny fish below, swimming right. 
Quadripartite incuse square of mill-sail pattern. 
Unpublished as a stater, Von Fritze 160 var (hekte); Boston I 1517 var (ditto). 

LHS Numismatik AG 95, lot 649.

With permission of LHS Numismatik AG, Oct. 2005.
Estimate: CHF 30, 000.00.