Parthian Kingdom. Phraates IV. 38/7-2 B.C. Æ chalkous (12 mm, 1.40 g, 12 h). Ekbatana. Diademed and draped bust of Phraates IV left; behind, eagle standing left, holding wreath in beak / Horse standing right; before, palm branch; above, monogram. Sellwood 52.49; Shore 544. Earthen-green patina. Very fine.