| Title, Date | Artist / Culture | Accession number | Medium | Dimensions | Credit line | Rights | |
|---|---|---|---|---|---|---|---|
 | Ignaz Preissler (Bohemian, 1676-1741) | 1950.388 | Opal glass | Diameter: 11.5 x 8.3 cm (4 1/2 x 3 1/4 in.); Overall: 7.2 x 10 cm (2 13/16 x 3 15/16 in.) | John L. Severance Fund | CCCC0 | |
 | Russia, Saint Petersburg | 1966.452 | Opal | Overall: 1.8 x 2.3 x 1 cm (11/16 x 7/8 x 3/8 in.) | The India Early Minshall Collection | CCCC0 | |
 | Germany, 18th century | 2009.60 | Agate, gold, opal, rubies, diamonds | Overall: 7 cm (2 3/4 in.) | Gift of Howard F. Stirn | CCCC0 | |
 | Italy or France, 18th century | 1916.151 | Gold band, silver setting with rubies, diamonds, opal, emerald and garnet | Diameter: 1.8 cm (11/16 in.) | Gift of Mr. and Mrs. J. H. Wade | CCCC0 | |
 | William Harper (American, b. 1944) | 1993.173 | Gold cloisonné, enamel on gold and silver, opals, moonstone, jade, kiamite, ivory, plastic | Overall: 16.7 x 6.4 cm (6 9/16 x 2 1/2 in.) | Gift of Riva Ross Harper | © |