H: 10CM L: 5.5CM W: 3.2CM greenish-yellow jade, the thin wall of the exterior delicately carved in shallow relief and openwork, with archaistic stylised Chilong and phoenix, all set against a network of circle-pierced ground; the inside of the cover and the sides of the neck pierced for stringing, the four-character mark inscribed in a line on the interior of the neck; comes with original Zitan Ruyi base.