Watch List notes:

MYSIA. Pergamon. Circa 450 BC. Diobol (Silver, 11 mm, 1.44 g, 5 h), Gongylos or Eurysthenes (?) as satrap. Laureate head of Apollo to right. Rev. ΠΕΡΓΑ Bearded male head to right, wearing satrapal headdress; all within incuse square. SNG Paris 1547. SNG von Aulock 137. Winzer 7. Somewhat porous, otherwise, good very fine.