ARAB- SASANIAN, 'Ubayd Allah b. Ziyad, AH 54-64 (AD 673-683). AR dirham (4.04 gm; 32 mm). GD (Jayy) mint. Dated AH 60 (AD 679/80). Crowned Sasanian-style bust right; Pahlavi monogram and bism allah .·. in margin / Fire altar flanked by attendants; star and crescent flanking flames. SICA I 292; Album 12. Choice FDC. Scarce.