TABERISTAN. Sulyman (Ibn Musa) 787-789 AD. Year 137. AR Hemidrachm (2.10 gm; 24 mm). Facing forward portrait with face of the portrait replaced with geometric shape of lozenge (Diamond) and phrase "Bakh" in Kufic (Wonderful and admired) within it / Reverse; fire altar with attendants, mint TPURSTAN (Tabaristan) on the right, date: 137. Choice FDC. Fully lustrous. Scarce.