Watch List notes:

ISLAMIC COINS, ABBASID, al-Ma'mun, Gold Dinars (2), no mint (Misr), 206h, citing li'l khalifa al-Ma'mun and'Ubayd Allah b. al-Sari, 4.18g (A 222.9; Bern 96); and no mint (Madinat al-Salam), 206h, 4.14g (A 222.14; Bern 109). Both very fine and scarce. (2)

Estimate: £300-350