Late 16th Century Or Later With tapering blade of stiff diamond section with deeply cut double central fuller, the fuller pierced with minute circular holes and slots over the last quarter of its length, iron hilt with straight flat quillons widening towards the tips, globular pommel with button finial, and spirally-twist grip bound with white metal wire, the hilt and pommel encrusted in silver on both sides with running foliage, 26.5cm blade