A BUFF JADE COLLARED DISC

Compare to two smaller jade collared discs with similar altered surfaces, one (10.1 cm. diam.) was excavated at Yinxu in Anyang, Henan province, now in the Institute of History and Philology, Taipei, see Gems of Yinxu: Catalogue of Selected Artifacts from Anyang in the Institute of History and Philology, Taipei, 2009, p. 190, no. 165 (R000912); the other (11.3 cm. diam.) incised with an imperial poem by the Qianlong Emperor and used by him as a cup stand, is in the National Palace Museum, Taipei, illustrated in The Wisdom and Ignorance of Emperor Qianlong: perceptions on ancient jade as viewed from his poems, Taipei, 2018, 198-199, no. 32 (fig. 1)