Watch List notes:

ISLAMIC, Umayyad Caliphate. 'Umar ibn 'Ubaidallah. Zibayrid governor, AH 67-72 / AD 686-691. AR Drachm (32mm, 4.14 g, 3h). Arab-Sasanian type. BYŠ (Bishapur) mint. Dated AH 70 in Pahlavi (AD 689/90). Crowned Sasanian-style bust right; in outer margin, lillah al-hamd in Arabic flanked by pellet and quadrate of four pellets / Fire altar with ribbons and attendants; star and crescent flanking flames; date to left; mint to right. SICA I 176; Walker, Arab-Sasanian 198; Album 21. Good VF, lightly toned.