Watch List notes:

ISLAMIC COINS, ABBASID, al-Ma'mun, Gold Dinars (2), reform type, no mint, 207h, 3.78g (A 222.15; Bern 116); and standard type, no mint (Misr), 208h, citing li'l khalifa al-Ma'mun and'Ubayd Allah b. al-Sari, 4.19g (A222.9; Bern 96). Very fine and fine. (2)

Estimate: £350-400