When was "Hematite intaglio: Mummy of Osiris" created?

This artwork was created ca. 2nd–3rd century CE.

What medium is "Hematite intaglio: Mummy of Osiris"?

Hematite intaglio: Mummy of Osiris is Hematite.

Yes, Hematite intaglio: Mummy of Osiris is in the public domain and available for free download under CC0 license.

Unknown Artist

ca. 2nd–3rd century CE

Medium

Hematite

Dimensions

Other: 7/8 x 1 1/8 in. (2.2 x 2.9 cm)

Classification

Gems

Culture & Period

Roman · Imperial

Department

Greek and Roman Art

Museum

Metropolitan Museum of Art, New York, NY

Credit

Gift of Miss Helen Miller Gould, 1910

Accession Number

10.130.1393