A fine blue and white inscribed porcelain tea cup

Description:

China, Kangxi six-character mark
H. 4,7 cm, D. 6,2 cm
Traditional Gongfu tea cup (Pinming Bei). Fine, white porcelain with slightly translucent walls. The inner rim with four seal script characters in blue underglaze: zhong, liu, huang, zhuang. Underglaze blue six-part Kangxi mark in regular script in a double ring to the base.
Former European private collection - Good condition