Western Han Dynasty (206 B.C. – A.D. 9)
carved on both sides with small faceted bosses densely packed in a regular grid of incised lines forming a pattern similar to woven matting, enclosed by narrow beveled borders, the translucent yellowish green stone with dramatic russet and tan mottling, the surface highly polished.
Diameter 3 7⁄8 inches (9.9 cm)
A smaller jade bi disc with very similar decoration is illustrated by Watt, Chinese Jades from the Collection of the Seattle Art Museum, Seattle, 1989, p. 47, no. 25b.
西漢 玉璧 徑9.9厘米