Watch List notes:

Tabaristan, Abbasid Governors. 'Umar b. al-'Ala. 771-780. AR hemidrachm (23 mm, 1.95 g, 12 h). PYE 124/159H. Crowned Sasanian style bust right / Fire altar flanked by attendants; stars flanking flames. Malek 73; Album 55. Choice extremely fine.