Disk Brooch
Object type: Brooch
Department: Medieval Art
Culture: Frankish
Date: ca. 550–650
Medium: Copper alloy, silvered , partial gilt, gold foil, amethyst
Dimensions: Overall: 1 5/8 x 1/2 in. (4.2 x 1.2 cm)
Classification: Metalwork-Copper alloy
Credit line: Gift of J. Pierpont Morgan, 1917
Accession year: 1917