Western Han dynastyCarved with a large central aperture and incised on both sides with a continuous band of comma-spirals enclosed in a single cut line near the well-polished edges of the inner and outer rim, the stone a pale olive-green color with inclusions and alterations. 9in (22.8cm) diameter,转到 Chinese Works of Art Go
注脚:西漢 青玉渦紋瑗For a smaller jade ring, yuan, dated to the slightly earlier Warring States period, see J.J. Lally & Co., Oriental Art, Ancient China, Jades, Bronzes and Ceramics, March-April 1999, New York, 1994, no. 20, where a comparison is drawn with another ring, yuan, illustrated by A. Salmony, Archaic Chinese Jades from the Collection of Edward and Louise B. Sonnenscein, Art Institute of Chicago, 1952, p. 202, pl. LXXIV, no. 2.For further discussion on discs of the Eastern Zhou and Han periods, see Jessica Rawson, Chinese Jade from the Neolithic to the Qing, British Museum, London, 1995, pp. 246-256, no's. 15:1, 15:2 and 17.2 where various yuan and bi discs are illustrated .