Eastern Zhou Dynasty, 5th-4th Century B.C.
with wide central aperture, carved on both sides with a lively pattern of raised comma-spirals between narrow wedge-shape plain borders, the translucent pale yellowish green stone with natural russet brown markings.
Diameter 3 inches (7.7 cm)
東周 玉環 徑7.7厘米
Eastern Zhou Dynasty, 5th-4th Century B.C.
Diameter 3 inches (7.7 cm)