1200-1300
6 x 4 cm (2 3/8 x 1 9/16 in.)
Mixed copper alloy, silver inlays
9th-10th centuryAnglo-SaxonAmber with mother-of-pearl inlay
1st millennium CEChineseBlue glass
4th-3rd century BCEGreekSilver weave
18th-19th centuryUnidentified cultureCopper alloy
7th centuryByzantineCopper-tin-antimony alloy
10th-8th century BCEIranianleaded bronze
6th-5th century BCEEast AsianCarnelian
1st millennium BCE-1st millenium CERomanSilver
18th-19th centuryAmericanCopper alloy
2nd-3rd century CERomanLight gray and brownish, translucent nephrite cylinder
19th-20th centuryChinese