Watch List notes:

Mysia. Pergamon. Gongylos or Eurysthenes as satrap circa 450-400 BC.
Diobol AR

11 mm, 1,56 g

Laureate head of Apollo to right / ΠΕΡΓΑ, bearded male head to right, wearing Persian tiara; above, crescent; all within incuse square.

very fine

SNG Paris 1546-8. SNG von Aulock 1347.