Watch List notes:

Islamic Coins, Abbasid, al-Ma'mun, silver dirham, Naysabur 203h, al-Mashriq in lower field, rev. Dhu'l Riyasatayn, wt. 3.29gms. (A.223.4; Lowick 2349), of exceptional weight, extremely fine and rare
(200-250 GBP)