Ming DynastyThe stone of oval form, skilfully carved in the round and openwork as an eagle and a bear nestled together, the bird of prey grasping the bear's front leg and tail and the bear biting the eagle's beak as if in a fight, the curved backbone of the bear well pronounced, the bird's wings finely detailed, the stone of even white tone with minor areas of russet skin, box. 6cm (2 3/8in) wide (2).