MYSIA. Pergamon. Gongylos or Eurysthenes, as satrap, circa 450-400 BC. Diobol (Silver, 12 mm, 1.66 g, 11 h). Laureate head of Apollo to right. Rev. ΠΕΡ-Γ Bearded male head to right, wearing satrapal headdress; to upper right, human eye; all within incuse square. BMC -. Hauck & Aufhäuser 21 (2009), 103 (same dies). SNG Copenhagen -. SNG Paris 1547 var. (no symbol). SNG von Aulock -. Winzer 7.3. A very rare variety, well struck and with a particularly attractive portrait. Somewhat rough and with minor flan cracks, otherwise, about extremely fine.