Lot 45. A Longquan celadon conical bowl, Southern Song dynasty (1127-1279), 5 1/2 in. (13.5 cm.) diam., box. Estimate HKD 300,000 - HKD 500,000 (USD 38,816 - USD 64,693) © Christie's Images Ltd 2017.

The bowl is potted with wide flaring sides rising from a small, tapering foot encircling a sunken base, covered overall with a glaze of soft bluish-green tone with the exception of the foot rim. 

Christie's. The Pavilion Sale - Chinese Ceramics and Works of Art, 4 April 2017, Hong Kong