Coin depicted roughly three times actual size*
Sixteenth shekel of
Lesbos, Mytilene
Electrum sixteenth shekel, 10mm, 2.50gm, issued 454-427 BC
Obv: Horned head of Akteon right.
Rev: Gorgoneion facing within square border.
References:
Sear 4246,
HGC 980.
Off centre.