A Cizhou-type black and russet-glazed bowl, Song-Jin dynasty. Estimate 5,000 — 7,000 GBP. Photo Sotheby's.

the rounded sides rising from a short straight foot to a slightly indented rim, the interior covered in a radiating black and russet-streaked design below the white-glazed rim, the exterior with a russet-streaked glaze running down to a black glaze, stopping well short of the foot to reveal the greyish-white buff body- 16.8cm., 6 5/8 in.

Sotheby's. Important Chinese Art, Londres, 11 nov. 2015, 11:00 AM