The jade with partial calcification is carved as a circular ring with the form of a coiled dragon, its mouth biting its tail, both sides incised with markings.

環形玉，局部鈣化。龍身盤旋而成環形，口銜其尾，故俗稱「咬尾龍」。正反面均陰刻線條以表現細節。

4.6cm high; 4.3cm wide; 0.6cm deep