c. 1850-c. 1870
1.27 diam. x 7.3 cm (1/2 x 2 7/8 in.)
Copper-tin-antimony alloy
10th-8th century BCEIranianGold and enamel
19th centuryFrenchTortoise shell?
19th centuryBritishArsenical copper
3rd millennium BCEAnatolianGlass with wire
19th centuryBritishCopper alloy
7th-8th centuryAvarLeaded brass
10th-13th centuryByzantineCopper alloy
8th-5th century BCEGreekCopper alloy
2nd-4th century CERomanCopper alloy
7th-8th centuryAvarLeaded bronze
7th-1st century BCEEgyptianGold
Etruscan