A rare turquoise-glazed ovoid vase, China, incised six-character Kangxi mark and of the period. Photo Nagel Auktionen

The elongated ovoid body is surmounted by a reel-shaped neck below a flared rim, covered inside and out with a deep turquoise glaze suffused with a network of fine crackle, the base similarly glazed to cover the encircled mark - Very small glaze imperfection to the mouth rim. H. 22,5 cm. Estimate 30 000/50 000 €

Turquoise is among the rarest of glaze colours found on marked Imperial monochromes, through it is much more common on non-imperial wares made both for the home market and for export to Europe, where they were often given ormolu mounts.

Nagel Auktionen. 2013/05/08. http://www.auction.de/