元代大元通宝折十八思巴文 上美品。China. China - Empire. Yuan Dynasty (Mongolian Empire) AE "Da Yuan Tong Bao" (Currency of the Great Yuan Empire) 10 Cash， 1309 AD. Phags-pa script plain reverse type， 42.5 mm. A famous and very popular Sino-Mongolian large cash coinage. A very attractive piece with outstanding rainbow patina， the sea green and russet colors are very well balanced， and the four characters are all very sharp. Choice Very Fine. The Phags-pa script was invented by Drogn Chgyal Phagpa， who was the fifth leader of the Sakya school of Tibetan Buddhism. During the reign of Kublai Khan， he was nominated as the imperial hierarch. He designed the new Mongolian script， which became the official script in all Mongolian Empires including China since 1269. Estimated Value
