Parthian Kingdom. Phraates III. 70/69-58/7 B.C. Æ tetrachalkon (15 mm, 2.24 g, 1 h). Mithradatkart, ca. 66-62/1 B.C. Diademed and draped bust of Phraates III facing / Horse standing right. Cf. Sellwood 35.14; Shore -. Very rare in this quality. Choice green patina. Extremely fine.