c. 3300 BCE - c. 2000 BCE
Max. H. 2.5 x Diam. 8.5 x Thickness of Ring 1.5 cm (1 x 3 3/8 x 9/16 in.) 168 g
White, polished, partly corroded marble
3rd century BCE-3rd century CEChineseOpaque ivory-white nephrite altered to chalky white with red cinnabar accretions
18th-16th century BCEChineseTranslucent, pale green nephrite with smoke-brown clouds and an opaque peripheral segment
3rd century BCE-3rd century CEChinesePale gray-green nephrite
4th century BCEChineseStone
ChineseStone
ChineseLight gray and grayish brown stone
ChineseLarge and heavy disk of an inferior stone of brownish and greenish color, with a smooth but dull surface.
3rd millennium BCEChineseGilt and silvered bronze
7th-9th centuryChinesePale yellowish green translucent nephrite with tan and brown markings
5th-4th century BCEChineseDark brown and beige mottled nephrite
3rd century BCEChineseBlue-green stone with surface treated to suggest weathering
17th-20th centuryChinese