Sasanian Kingdom. Yazdgard I. A.D. 399-420. AR drachm (24 mm, 3.70 g, 3 h). AI (Airan). Bust of Yazdgard I on floral ornament right, wearing mural crown with frontal crescent and korymbos / Fire altar with ribbons; flanked by two attendants; inscription on altar shaft and crescents flanking flames. SNS type Ib1/1a (pl. 55, 67); Göbl type I/1; cf. Sunrise 915Lustrous surfaces and lightly toned. Superb extremely fine. Sharply struck and perfectly centered on excellent metal. Superb extremely fine.