WARRING STATES PERIOD (475-221 BC) A CHINESE WHITE AND RUSSET JADE 'COULD SCROLL' DISC, YUAN D 5.6 cm. (2 1/4 in.) Thickness 0.3 cm.
戰國 白玉帶沁「勾雲」紋玉瑗 直徑 5.6 cm. (2 1/4 in.) 厚 0.3 cm.