It could be the old collection of Polly.And hetian jade longnu water jarHigh 13.7 cm long, 6.5 cm wide. 3 cm. Weight 230 gramsHetian jade, jade luster, policies such as fat, body therefore dragon carving vivid, momentum strong, etc on the water jar.Vivid, overall modelling design, vivid, exquisite carving, carving decoration smooth, pleasant and pleasing to the eye, the jade carving of rare.