Watch List notes:

Abbasid Governors of Tabaristan, 'Umar b. al-'Ala, hemidrachm, TPWRSTAN PYE 125, governor's name and patronymic in Pahlawi before bust and in Arabic in margin, 1.97g (Album 57; Malek 77), extremely fine and a scarce one-year type
(100-150 GBP)