10 × 17.5 cm (3 15/16 × 6 7/8 in.)
Pale brown glass
1st-2nd century CERomanGrayish brown agate with brown mottles; tourmaline cover with attached ivory spoon
19th centuryChineseSilver
19th centuryBritishSilver
17th-19th centuryFrenchSplashed Jun ware: light gray stoneware with robin's-egg blue glaze enlivened with purple suffusions from copper filings
12th-13th centuryChineseSea green nephrite
18th-19th centuryChineseTerracotta, polished black ware
3rd millennium BCEAnatolianFritware with black dashes under clear glaze
12th centuryIslamicTerracotta
4th century BCESouth ItalianPorcelain with clear glaze over iron-brown decoration
19th centuryKoreanSlip-painted celadon ware: gray stoneware with pale celadon glaze over white-slip ground
16th centuryKoreanEnamel
Chinese