ABBASID: al-Rashid, 786-809, AR dirham (2.78g), Madinat al-Salam, AH170, A-219.6a, caliph cited as abd Allah harun amir al-mu 'minin with an inner border on the reverse, letter 'ayn below the reverse field, some light porosity, VF.
Estimate: 80-100 USD