A Chinese underglaze blue plate, unusual mark, Kangxi

A Chinese plate with panel-moulded rim, decorated in underglaze blue, and dating from the Kangxi period.  The centre of the plate is decorated with peony and other flowers, and the rim has a cracked ice design with kraak-style panels containing further flower spays.  The reverse is decorated with precious objects around the rim, and a band of flames around the foot rim.  The base has the mark Qi yu bao ding zhi zhen (precious as a treasured ding of rare jade) to the base within underglaze blue circles.  Diameter 22cm (8.7").

Date: Kangxi c 1700-20

Condition: this plate is in very good condition.  There is some glaze fritting to the rim.  No damage or restoration.