KHWARIZMSHAH: Mangubarni, 1220-1231, AE large fals (14.28g), ND, A-1751, Bennett-186, thick round flan, known dated AH623, struck during Mangubarni's occupation of Tiflis 1226-1230, with Georgian countermark #2 (not listed by Bennett), VF.
Estimate: 150-200 USD