Bronze
1st-5th century CERomanBrass? with enamel
19th centuryRussianSilver
18th centuryAmericanSerpentine
SyrianStone
Silver
19th centuryAmericanStone, probably obsidian or other glasslike volcanic stone
2nd millennium BCEPhilippineSilver
18th centuryAmericanSilver
18th centuryBritish