Sasanian Kingdom. Khusru II. A.D. 591-628. AR drachm. ST (Zarang) mint, RY 31. Crowned and cuirassed bust right, two stars above crest, double border of dots, three stars within crescents around / Fire altar with attendants and ribbon, star and crescent flanking flames, triple border of dots, four stars within crescents around. Göbl IIb/3. gVF, nicely toned.