Watch List notes:

ISLAMIC COINS, ABBASID, al-Ma'mun, Gold Dinar, Misr 201h, obv al-Sari, Governor of Egypt in the field, rev lillah Tahir, dhu'l yaminayn in the field, 4.23g (A 222.7 var; Bern 89De). Small surface dig in lower reverse field, extremely fine.

Estimate: £300-350