ZHENGDE SIX-CHARACTER MARK IN UNDERGLAZE BLUE WITHIN A DOUBLE CIRCLE AND OF THE PERIOD (1506-1521)

Compare a slightly larger example in the Palace Museum, Beijing, illustrated in The Complete Collection of Treasures in the Palace Museum, Beijing, 2009., no. 71; and another from the Leshantang Colletion, sold at Hong Kong Sotheby’s, 9 April 2024, lot 112.