QIANLONG SIX-CHARACTER SEAL MARKS IN UNDERGLAZE BLUE AND OF THE PERIOD (1736-1795)

This crisp and bright type of yellow enamel colour, achieved by combining antimoniate of iron with tin oxide, first appeared on Chinese porcelain during the late Kangxi period, but reached perfection during the Yongzheng reign. See a similar pair from the Sir Percival David Collection now in the British Museum, London, illustrated in Illustrated Catalogue of Ming and Ch'ing Monochrome in the Percival David Foundation of Chinese Art, 1989, pls B543-4; another pair from the collections of J.M. Hu and Marchant, sold at Sotheby’s Hong Kong, 29 April 2022, lot 3509; and a single dish from the Paul and Helen Bernat Collection, sold at Sotheby’s Hong Kong, 15 November 1988, lot 60.