Kingdrom of Seleucia. Seleukos II Kallinikos, 246-226 BC. 
AR Tetradrachm, Antiocheia. 16.72 g.

Obv: Diademed head right.
Rev. Apollo standing left by tripod. NE monogram in left field.

Newell WSM 996.

Re-used with kind permission, July 2010.
Heidelberger Münzhandlung Herbert Grün e.K. Auction 53. 20 May 2010, Lot number: 117. 

Estimate: 150 EUR