Amisos, Pontos, AE21.5, 13.54 g. ca 150 BC.
Struck under Mithradates VI.

Head of Perseus right wearing Phrygian helmet.
AMISOY, Pegasus drinking or grazing left, monogram below.

Sear SG 3639; Malloy 33b; Hoover HGC 239. 

With permission of cngcoins.com, March 2015.
Estimate: $100