Antique Jade Pendant: Antique Chinese nephrite perforated disc (Bi). Ming Dynasty or earlier. Note enlargement #5 for old cutting lines in center. Free shipping via Hong Kong registered airmail. d: 8.1cm/2.4in and 3mm/.1in in thickness. http://www.trocadero.com/stores/abhayaasianart/items/1418190/item1418190...