Silver Afzut hemidrachm, 137 PYE/788 CE, Caliph Harun al-Rashid, Abbasid Governors of Tabaristan

Sassanian-style bust right, wearing winged crown surmounted by star and crescent, crescents with stars, Pehlavi words GDH (combined to mean roughly "may kingship increase", left of bust), AFZWT ("Strong" right of bust), NYKW ("Good" lower left) and APD ("Excellent" in lower right) // Fire altar with two attendants standing facing, crescents on their heads, Mint name in Pehlavi (tpwlst'n for "Tabaristan") to the right, date written out in Pehlavi to the left (137 Post-Yazdegard Era = 788 CE). 23mm, 1.73 grams. Album #73; Walker, Arab-Sasanian, p. 154, 302; Numista #111428.

Coins are dated in the post-Yazdigerd era (PYE) calendar, PYE = AH - 34.