18K GOLD DIAMOND NATURAL JADEITE PENDANT. Biggest Jadeite only size 12 mm by 9 mm by 5 mm. Total 32 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. No shipping fee. Shipped under fully insurance coverage.