Watch List notes:

ISLAMIC, 'Abbasid Caliphate. Al-Amin, AH 193-199 / AD 809-813. Dinar (Gold, 17 mm, 4.21 g, 12 h), uncertain mint (Misr?), 196 AH = 811/2 AD. Album 222.1. Minor scratches, otherwise, about very fine.