A rare small white jade 'Bird' belt ornaments, Tang-Yuan Dynasty, 10TH-14th century carved as a seated bird with closed wings, the underside with a raised pierced boss, the stone of mottled white, brown and black tones, 4.5 cm long. Provenance: The Durwin Tang collection. Bonhams Hong Kong, 27/11/2018, lot 107. An important private collection, NSW.