SASANIAN KINGS, Yazdgard I, AD 399-420. Æ unit (1.92 gm; 16 mm). Bust of Yazdgard I on floral ornament right, wearing mural crown with frontal crescent and korymbos, symbols in front / Fire altar, flanked by two attendants. Lovely strike on a nice broad flan. Nice original green earthen patina. Choice EF. Lovely example for the issue.