Chinese Guan Yao Style Vase, Qing dynasty. Photo Doyle New York

Of ovoid form, set on a straight foot rim and rising to a tall neck, potted overall with five horizontal ribs and glazed with a light blue suffused with dark and clear crackle. Height 6 inches. Estimate $10,000-15,000

Doyle New York. Asian Works of Art. Monday, September 12, 2011 at 10am www.doylenewyork.com