Gem

Medium

Nicolo (variety of onyx having bluish layer over black).

Dimensions

Overall: 1/2 x 3/16 in. (1.3 x 0.4 cm)

Classification

Lapidary Work-Nicolo

Culture

Roman

Department

Medieval Art

Museum

Metropolitan Museum of Art, New York, NY

Credit

Rogers Fund, 1922

Accession Number

22.139.68