Diam. 5.3 cm Weight 88 gram .The cover box is carved with jade, and the jade is delicate. Cover the body and the mouth of the body, tightly threaded, precise internal evisceration, thin and transparent walls. Various techniques of round carving, embossing, and shadow carving are used to make fine and regular carvings. This thing is elegant and beyond words, it is really a fine jadeite.