Lot 19. A white jade 'dragon' seal, Qing dynasty, 18th-19th century. Length 1¾ in., 4.5 cm. Lot sold: 27,720 USD (Estimate: 5,000 - 7,000 USD). © Sothebys.
the seal faces inscribed with Zhang Tianxiang yinTing Zuo.
Sotheby's. A Journey Through China's History. The Dr Wou Kiuan Collection Part 1, New York, 22 March 2022