Lot 26. A teadust-glazed basin, Daoguang seal mark and period (1821-1850); 25.3cm., 10in. Estimate 5,000 — 7,000 GBP. Lot sold 10,000 GBP. © Sotheby's.

the shallow rounded sides rising from a gently tapered foot to an incurved rim, covered overall with an olive-coloured glaze flecked with a fine yellow mist, the glaze thinning to brown at the mouth, the base incised with a six-character reign mark beneath a brown glaze, wood stand and Japanese wood box. 

Sotheby's. Fine Chinese Ceramics & Works of Art, London, 14 May 2014