A fine white jade  bowl and cover. Qing dynasty, 18th century. photo Sotheby's

well carved, of flattened zhadou form, the rounded sides carved in shallow relief with four medallions enclosing auspicious symbols, a band of bats flying amidst a flower scroll on the wide flared mouth and repeated around the domed cover, the reticulated chilong knop encircled by a band of raised ruyi-heads, the stone of even tone, carved wood stand (3); diameter 4 5/8 in., 11.7 cm. Estimate 25,000—35,000 USD. Lot Sold 230,500 USD

Sotheby's. Fine Chinese Ceramics and Works of Art. 23 Mar 11. New York www.sothebys.com