18K GOLD DIAMOND NATURAL JADEITE CONVERTIABLE PENDANT RING. Jadeite only size 21.5 mm by 18.5 mm by 6 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.