Watch List notes:

GREAT MONGOLS: Möngke, 1251-1260, AR dirham (2.64g), Tiflis, AH651, A-1977D, Bennett-252, Pakhomov-79, Kap-86, citing the local ruler of Georgia, Da'ud b. Kiyurki (David, son of George), clear date and mint, nice strike, VF, RR. Obverse legend in Persian translates "by the power of God, by the fortune of the king of the world, Möngke Qa'an" and the date in words at the lower right. Reverse legend "David king, son of George the Baghratid," and "struck at Tiflis" at the lower right.

Estimate: 550-650 USD