大觀通寶當十。重18.3 克。瘦金体,大观通宝。(t) CHINA. Northern Song Dynasty. 10 Cash, ND (ca. 1101-25). Emperor Hui Zong (Da Guan). Graded "82" by Zhong Qian Ping Ji Grading Company.Hartill-16.426; FD-1062; S-630. Weight: 18.3 gms. Variety with slender gold script. "Da Guan Tong Bao".