Amisos Pontos, AE28, civic issue, 85-65 BC. 19.42 g. 

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

RecGen 17m; Malloy 16r; Hoover 238 (this coin).

With permission of Jörg Müller, Switzerland, Sept. 2009.
March 2015.
Added: Sold by CNG in Oct. 2009 and again in March 2015.