- ca. 2nd–4th century A.D.
- Glass; drawn and tooled
- Diam.: 3 3/8 in. (8.6 cm)
- Credit Line:
- Bequest of Mary Anna Palmer Draper, 1915
- Accession Number:
Not on view
Cobalt blue, appearing opaque black.
Large circular band; flat in section; ends of band overlap, having been pressed together.
Exterior decorated with six parallel horizontal ribs, flattened where ends were joined.
Intact; dulling, pitting, brilliant iridescence, and patches of thick black weathering.