Watch List notes:

ANCIENT COINS, KINGS OF PARTHIA, Parthian Kingdom. Phraates III (70/69-58/7 BC). Silver Drachm, 3.91g, Ekbatana, c.68-62 BC. Diademed bust of Phraates III left. Rev. Archer seated right on throne, holding bow, monogram below bow (cf Sellwood 36.6 (Darius?, legend); cf Shore 153 (same); Assar, Revised, p.90; Sunrise 319, this coin). Extremely fine, lightly toned.
From The Sunrise Collection

Estimate: $ 500