Watch List notes:

ISLAMIC, 'Abbasid Caliphate. temp. al-Mahdi. AH 158-169 / AD 775-785. AR Hemidrachm (25mm, 1.93 g, 12h). Tabaristan mint. Dated PYE 125 = AH 160 (AD 776/7). Stylized crowned Sassanian style bust right; s'id in Arabic to right; 'pd in Pahlavi to lower right in outer margin; nwk' in Pahlavi to lower left / Fire altar flanked by attendants; pellets flanking flames; date to left, mint to right; alternating triple pellets and star-in-crescents in outer margin. Malek 83; Album 58; ICV 105. Some iridescent toning. EF. Struck on a broad flan.