Bidspirit auction | A Shang celadon jade Bi

A Shang celadon jade Bi disc plus four jade discs - China, Shang dynasty (c.1600-c.1046 BCE), celadon jade with smooth decoration. We added four from a later period in white jade with plain decoration and calligraphy. Signs of use, calcification. Dim.: 3.5cm to 5.5cm. From the Pedro Guimarães Collection, Porto.