Watch List notes:

KINGS of PARTHIA. Tiridates (usurper?, 29-27 BC). AR tetradrachm (13,11 g). Seleukeia on the Tigris mint. Diademed and draped bust of Tiridates to left / King seated on throne, holding scepter and Nike that crowns him; EΠΣ (year) under throne and (?)ΔAIΣI (month) in exergue. Some scratches. Lightly toned. Grade:1+