Lot 616. A black-glazed truncated jar, Northern Song-Jin Dynasty. Estimate 30,000 — 40,000 USD. Photo: Sotheby's.

the tapered sides rising from a slightly recessed base to a bulging rounded shoulder, surmounted by a short neck centered with a flange below the lipped rim, covered overall with a lustrous black glaze accentuated with subtle russet splashes, the base left unglazed revealing the buff-colored stoneware body. Height 7 3/4  in., 19.7 cm

Sotheby's. Important Chinese Art, New York, 14 Mar 2017, 10:30 AM