Four Renaissance knives with jasper handles

Four late Renaissance knives with sicilian jasper handles.
English or French, mid 17th century.

Each knife measures approximately 24.5cm.

Mounted on their bespoke metal stand collectively they measure 29 x 29 x 6.5cm.

The faceted jasper handles with pistol grip ends are mounted with fine brass collars on steel blades.

Provenance; by repute Arundel Castle, West Sussex, England.