A Pair of White Jade 'Dragon and Phoenix' Plaques 19th century the stone of an even white color, each of rectangular form and carved in low relief, one as a dragon, the other as a phoenix, both amidst waves and clouds with plumage and scales finely defined, each on the reverse incised with four characters reading longfeng chengxiang, pierced at the top and thread a string. Length of each 2 1/4 inches. Estimate 20,000-25,000 Length of each 5.7cm