Watch List notes:

ABBASID: al-Ma'mun, 810-833, AR dirham (2.76g), Madinat Arran, AH210, A-223.8, Vardaniyan-, citing the officials 'Abd al-A'la b. Ahmad (sic) and 'Ubayd Allah b. Yahya, bold VF, RR. Citing the son 'Abd al-A'la instead of the father Ahmad, listed by Vardaniyan only for AH211 and 212.

Estimate: 140-180 USD