KOREA, Goryeo dynasty. Sukjong. 1095-1105. Æ Cash (23mm, 3.06 g). Tong Guk tong bo in seal script Hanja characters / Blank. Hartill, Korean 3.8; Mandell 3.8. Green patina, light roughness. VF.
From the Todd Hansen Collection, purchased from Robert Tye.