Gela, Sicily, AR tetradrachm, (16.66g) c. 435 BC, 17.38 g,.

Slow biga right, Nike flying above to crown driver, leaf in exergue.
Retrograde legend GELAS, Forepart of River-God as man-headed bull right. 

Jenkins 382, Sear SG 795. 

With permission of Auktionshaus Christoph Gärtner GmbH, auction 33, Lot 30040, Feb. 2016.
Starting Price: 300 Euro