Later 5th-6th century A.D. Featuring a dished face displaying a chased cross with Style I Tiermensch motifs in each quarter, all framed by concentric rings, broad eccentric flange rim; central pellet in red enamel; remains of pin lug and catchplate to reverse. Cf. MacGregor, A. & Bolick, E., A Summary Catalogue of the Anglo-Saxon Collections (Non-Ferrous Metals), Oxford, 1993, items 2.29, 2.32, 2.34, for type.40 grams, 49 mm (2 in.). Cambridgeshire collection, 1990s. Enamel detailing is exceedingly rare on early Anglo-Saxon metalwork, and is almost confined to items produced in the south Midlands to the west of the Fenland.