Lao tianli zhi mark, late Qing/Republic periodOf oval section with a front facing dragon appearing on each ofthe four walls in colors against the turquoise blue ground inset withcloud shaped wires that show traces of gilt, the interior well and therecessed base covered in medium blue enamel and the front of thefoot ring engraved with the four-character mark in standard script(wear to gilt).6 1/4in (15.8cm) long