Lot 669. A Qingbai floriform bowl, Northern Song dynasty (960-1127). Diameter 7 3/4  in., 20 cm. Estimate 8,000 — 12,000 USD. Photo: Sotheby's.

delicately potted, the gently rounded sides rising from a short tapering foot to a hexafoil rim, carved to the interior with a flower of six spiraled and notched petals with combed detail, covered in a translucent pale blue glaze pooling in the recesses, the unglazed center of the base fired to a dusty brick color.

Provenance: Sotheby's New York, 30th May 1990, lot 88.
Christie's New York, 20th-21st March 2014, lot 2102.

Note: See a similar dish from the collection of J.C. Thomson and exhibited in The Arts of the Sung Dynasty, Oriental Ceramics Society, London, 1960, cat. no. 216. 

Sotheby's. Important Chinese Art, New York, 21 march 2018, 10:00 AM