KINGS of PERSIS. Prince Y. 1st century AD. AR Obol (9mm, 0.48 g, 9h). Istakhr (Persepolis) mint. Diademed bust of left, wearing Parthian-style tiara Diadem / Diadem with diadem bands across diadem. van't Haaff type 620.1; K&M 4/60b. Iridescent toning. EF.