Parthian Kingdom. Phriapatios to Mithradates I. Ca. 185-132 B.C. Æ chalkous (13 mm, 1.91 g, 12 h). Uncertain mint. Head of Arsacid ruler left, wearing bashlyk / Eagle standing right with wings behind. Sellwood -; Shore -; Triton XIII, 525. Extremely rare - apparently only the second known. Earthen-green patina, light porosity. Very fine.