China, Qing dynasty, late 19th centuryDimensions: 11 "(28 cm) H, 3 1/2"(9 cm) Rim dia, 4 1/2"(11.5 cm) Base diaCong-form vase was first seen in the Song dynasty and became a traditional form of official kiln ware after the Qianlong period of the Qing dynasty. The rectangular body is moulded on each side with the Eight Trigrams, Bagua, below a short cylindrical neck, covered with a flambe transmutational glaze in blue and white. DAOGUANG MARK at the base.琮式瓶是仿自先秦礼器“玉琮”的形制，始见于宋代，清乾隆后成为官窑的传统器型，又因瓶腹处有凸起的八卦纹饰，又被称为“四方八卦瓶“，是重要的宫廷陈设瓷器。本品为19世纪晚期窑变釉琮式瓶，唇口折肩，圆底方体，通体施窑变红釉。”大清道光年制“底款。清 窑变釉琮式瓶 道光底款