Watch List notes:

KINGS of PERSIS. Dārēv (Darios) II. 1st century BC. AR Drachm (18mm, 4.13 g, 5h). Bearded bust left, wearing diadem and Parthian-style tiara with crescent and three rows of pellets; trace of uncertain symbol behind / Dārēv (Darios) standing left, holding scepter and sacrificing before altar to left. K&M -; Tyler-Smith, Parcel type 1c and cf. 16 (hemidrachm with the same symbol); Alram -; Sunrise -. EF, strike a bit soft on shoulder. Apparently a unique symbol for this denomination.