Disk Brooch Date: second half 7th century Culture: Frankish Medium: Gold sheet, filigree, moonstone/adularia, glass cabochons, garnets, mother-of-pearl, and moonstone Dimensions: Overall: 2 5/16 x 3/4 x 2 5/16 in. (5.8 x 1.9 x 5.8 cm) Classification: Metalwork-Gold Credit Line: Gift of J. Pierpont Morgan, 1917