Gui (圭) a ceremonial tablet with pointed top make their first appearance in the Neolithic age. They gradually became an important ritual instrument used by emperors and nobles during court functions, sacrifices, and funerals. The size and ornamentation of a jade Gui symbolized the status and authority of its owner.
This jade Gui has a long rectangular body and pointed top. Three uninscribed Gui were found in the tomb of Prince Zhuang, all of greenish-white jade. One Gui was found in the hands of the prince, and the other two spares were placed in a lacquered box designed for jade Gui.