Qianlong seal mark in underglazed blue and of period. The cup has been in my family before I was born 70 years ago. Offering here with a 14-day inspection period. The item "Rare blanc de chine dehua white Chinese porcelain cup Qianlong mark and period" is in sale since Saturday, March 20, 2021. This item is in the category "Antiques\Asian Antiques\China\Bowls".The seller is "southpawpeke" and is located in Marstons Mills, Massachusetts. This item can be shipped worldwide.