NORTHERN SONG: Xuan He, 1119-1125, AE cash (4.16g), H-16.469, clerical script, small size, mu qián (mother coin), EF, RRRR, ex Zhao Quanzhi Collection. Calligraphy attributed to the Huizong emperor. He invented the "Slender Gold" style of calligraphy and was known as a great painter, poet, and calligrapher.
Estimate: 700-900 USD