Sinope, Paphlagonia, AE20. Time of Mithradates VI Eupator ca. 95-70 BC. 

Laureate head of Zeus right.
SINWPHS, eagle standing left on thunderbolt, head right, wings spread. 
EA monogram in left field, star in right field. 

Sear SG 3711; SNG BM 1543-1544; RecGen 59c; BMC 38-39.

With permission of Auktionshaus H. D. Rauch GmbH - Auction 94, Lot 283, April 2014