A pale green jade archaistic vase, gu, Qianlong. Photo: Bonhams

The vase of flattened hexagonal section, the central section carved with a taotie mask on each of the wider sides, the neck and foot similarly incised with rows of keyfret and stylised lappets, the six edges each with rows of crisply carved flanges, wood stand. 15.6cm (6 1/8in) high (2). Estimate £3,000 - 5,000 (€3,700 - 6,100)

Provenance: a European private collection and thence by descent

Bonhams. FINE CHINESE ART. London, New Bond Street, 15 May 2014 - http://www.bonhams.com/