A rare 'Jun' box and cover, Northern Song / Jin dynasty | 北宋 / 金 鈞窰天藍釉蓋盒

A rare 'Jun' box and cover

Northern Song / Jin dynasty 

北宋 / 金 鈞窰天藍釉蓋盒

of circular section, the box with a short foot supporting a conical lower body turning upward to form straight sides, the cover modeled in mirror form and accented with a raised fillet encircling the midpoint of the sloping surface, and another around the summit, the center of the cover with a circular aperture, the exteriors covered in a thick sky-blue glaze transmuting to a mushroom color along the rim and edges, the interiors similarly decorated, the footring unglazed (2)

Diameter 6¾ in., 17.2 cm