NATURAL JADEITE PENDANT. Jadeite only size 12.4 mm by 7.8 mm by 4.8 mm and 12.5 mm by 9 mm by 5.3 mm. Guarantee Natural Jadeite. GIA certificate is available upon buyer's request and cost. If fail to acquire GIA certificate, Consignor guarantee to refund. From a Hong Kong jewelry Company.