ISLAMIC, Mongols. Great Khans. temp. Qubilay (Kublai), AH 658-693 / AD 1260-1294. Silver Washed Dirham (Bronze, 40 mm, 6.63 g, 2 h), 'tax money' series, Bukhara, AH 663 = AD 12664/5. In the inner field, 'Sikkah Bukhara' ('the coin of Bukhara' in Arabic); in three petals of the outer margin, 'al-Mulk' (probably an abbreviation of 'the power belongs to Allah' in Kufic) . Rev. In the inner field, the Chinese charakter 'ke' ('tax' in Chinese); in the outer margin, 'duriba hada al-dirham bi'l baldat al-faxirah sana thalat wa sittin wa sittami'ah' ('this dirham was struck at the Glorious City in the year six hundred and sixty three' in Kufic). Album 1979.2. V. Belyaev, S. V. Sidorovich: Apropos of the 13th century Copper Dirhams of Bukhara with Chinese Characters', in: 2nd Simone Assemani Symposium on Islamic Coins (2010), p. 209, 2 (this coin). Extremely rare and exceptionally well preserved. Minor corrosion and with a few light deposits, otherwise, very fine.