GREAT MONGOLS: Anonymous, AE dirham (6.94g), Bukhara, AH663, A-A1979.3, Zeno-123040 (this piece), Arabic sikka / bukhara in obverse center, with the Arabic word al-mulk three times around, the Chinese character ke ("tax") in the reverse center, with the full mint & date around, almost totally clear on this piece, which is the best preserved example we have seen, VF, RR. No example with the legible date has yet appears on CoinArchive.
Estimate: 700-900 USD