Based on the size of inner hole, this object should be called a ring. With notches on the outer edge of the ring, it is thus a notched ring. The notches are divided into three major sections which represent heaven earth and human beings, each section has four group notches which may represent four seasons. Antiquity evidence includes exposed crystal plane, differential weathering, and diffusive marking.本玉瑗白玉雕成, 外緣齒牙分三等分佈置,意味天地人三才, 每一等分再分四等分, 意味四季風調雨順. 曝露晶面古玉跡象明顯.
Appraisal Indexes:
- quality of jade: 8
- rareness: 7
- historical and cultural significance: 8
- workmanship: 9
- size:5
- condition: 10