Watch List notes:

INDO-PARTHIANS, Aria or Margiana. Tanlis Mardates. Mid-late 1st century BC. AR Drachm (21mm, 3.59 g, 12h). Countermarked drachm of Mithradates III (Sellwood type 31). Diademed bust left; wearing tiara decorated with horn and stags; c/m: head left, O TAИ ΛHC around; all within incuse / Archer (Arsakes I) seated right on throne, holding bow. Senior 195.5D; HGC 12 –. Host coin and countermark Fine, deposits, a few scratches.