When was "Disk Brooch" created?

This artwork was created 6th or 7th century (?).

What medium is "Disk Brooch"?

Disk Brooch is Gold on copper alloy, glass paste.

Yes, Disk Brooch is in the public domain and available for free download under CC0 license.

Unknown Artist

6th or 7th century (?)

Medium

Gold on copper alloy, glass paste

Dimensions

Overall: 1 1/8 x 5/16 in. (2.8 x 0.8 cm)

Classification

Metalwork-Copper alloy

Culture

Frankish

Department

Medieval Art

Museum

Metropolitan Museum of Art, New York, NY

Credit

Gift of J. Pierpont Morgan, 1917

Accession Number

17.192.137