ANTIQUE CHINESE TONGZHI BLUE AND WHITE PORCELAIN SQUARE VASE ON BASE & SEAL MARK. Antique Chinese TONGZHI PERIOD unusual square vase and has its original base with it also, Character seal marks to base. Beautifully hand painted square shape vase stands on a square base stands 42 cm high x 14cm square. Please see my other items on my account now.This item is in the category "Antiques\Asian/Oriental Antiques\Chinese\Porcelain". The seller is "mforsyth2007" and is located in this country: GB. This item can be shipped to United Kingdom.