Copper-alloy, 4.29 grams, 21.90 mm. 8th-10th century AD. A disc with raised edges and voided cross pattee design within which are fields of grey-green vitreous material, probably the enamel surface. The remains of the catchplate and spring are present on the reverse. Reference: Hattatt, R. Brooches of Antiquity, Oxford, 1987 p.315 item 1309. Good fine condition. Provenance: found Lincolnshire.