Watch List notes:

ANCIENT COINS, PARTHIAN COINS, Mithradates I (164-132 BC), Silver Drachms (2), minted at Seleucia on the Tigris, bare-headed, diademed and bearded bust right, reel-and-pellet border, rev Zeus enthroned left, holding eagle and sceptre, three line inscription ΒΑΣΙΛΕΩΣ ΜΕΓΑΛΟY ΑΡΣΑΚΟY (S 13.6-10 var (reverse destroyed), 13.6 (monogram in exergue)). Both good fine, very rare. (2)
from The David Sellwood Collection of Parthian Coins

Estimate: £200-250