Copper-alloy seal matrix, Circa 13th-14th century AD. 9.52 g, 27mm x 21mm. Shield type seal matrix with a projecting suspension loop on the reverse. The design on the seal face depicts a central shield of arms with the inscription: *S’ DIERESST BVOLLAN-The seal of Dierst Bouillon. Ref: Bryon Pateman-collecting seals.