Amisos Pontos, AE31, civic issue, 109-89 BC. 19.70 g. 

Obv: Helmeted head of Athena right. 
Rev: AMI-SOY across fields, Perseus standing facing, looking 
left, holding harpa and head of Medusa; Medusa's body at his 
feet right, WS and AMTE monograms to left and right. 

BMC 32; RecGen 17g; Malloy 16k.

With permission of cngcoins.com, Aug 2016.