206 BCE - 220 CE
Diam. 4.2 × Thickness 0.6 cm (1 5/8 × 1/4 in.) 15 g
Opaque greenish nephrite, largely calcified
12th-11th century BCEChineseGlass and quartz
13th centuryJapaneseCast bronze. Probably from Shandong province.
7th-6th century BCEChineseFine-grained nephrite of the color of old ivory, without any signs of calcification
ChineseTranslucent light green and whitish nephrite
11th-8th century BCEChineseLight gray and pale green, slightly calcified nephrite, polished smooth and glossy
3rd millennium BCEChineseDiscolored, calcified nephrite, coated with cinnabar
ChineseCast bronze with gold and silver inlay
5th-3rd century BCEChineseBuff nephrite with cinnabar adhering
14th-8th century BCEChineseClouded bluish gray-green, faintly translucent nephrite
11th-8th century BCEChineseClouded grayish brown nephrite
10th-9th century BCEChineseSteel
17th centuryTibetan