A BLUE-GROUND GILT-DECORATED SQUARE CUP, FANG DOU Daoguang six-character mark and of the periodA BLUE-GROUND GILT-DECORATED SQUARE CUP, FANG DOUDaoguang six-character mark and of the periodThe exterior of the cup decorated with gilt roundels enclosing auspicious bird and flower motifs, the pair of handles in the form of kui dragons, the base bearing the six-character mark in gilt. 15.5cm (6 1/8in) wide.清道光 祭藍地描金皮球花紋方斗青花「大清道光年製」篆書款圓唇，直壁，斜收平底圈足，兩側黏燒龍耳，通體施祭藍釉，四壁描金繪團花，底書「大清道光年製」六字篆書款。方斗本是秦漢青銅量器，明代以前尚無見到方斗形酒器。明代嘉靖年間開始出現較多方斗形瓷酒杯，一直延燒到清代。