Incised Jiaqing fanggu six-character mark and of the periodThe striking vase inspired by the an archaic bronze hu, the rounded body superbly carved in relief around the central band with taotie masks between bands of cicada-shaped lappets around the waisted neck and above the flared foot, the neck flanked by a pair of stylised kui dragon openwork handles, the recessed base incised with the six-character kaishu mark, the stone of rich spinach-green tone with darker and lighter markings. 27.3cm (10 3/4in) high