ARAB-SASANIAN; Khosrau II style. Æ (1.03 gm; 23 mm). AIRA (Airan-Susa) mint, year 52. Bust turning right, Name Khosrau in front of face, phrase "Bismillah" (In the name of Allah) in the second quarter, two dots on both sides of the wing of the crown, reverse, fire altar with attendants, year 52 to the left and mint AIRA (Airan-Susa). Well struck on a nice broad flan. Red patina. Choice EF. Extremely rare given excellent condition and strike.