A LARGE CELADON AND RUSSET JADE DISC, BI Eastern Zhou Dynasty/Han DynastyA LARGE CELADON AND RUSSET JADE DISC, BIEastern Zhou Dynasty/Han DynastyThe large circular disc meticulously and crisply carved in low relief on both sides with a dense pattern of whorls, all within a finely-incised border at the outer and inner edges, the lustrous stone of olive-green and russet-brown tone. 18.3cm (7 1/8in) diam.東周/漢 玉穀紋璧Provenance: Roger Keverne Ltd., London, 20 December 2006A distinguished English private collection來源：倫敦古董商Roger Keverne Ltd.，2006年12月20日英國顯赫私人收藏Compare with a related pale green and russet jade disc, bi, Eastern Zhou dynasty/Warring States period, which was sold at Sotheby's Hong Kong, 14 July 2021, lot 2100.