Foot reliquary of St Jacques and the Treasury of the Priory of Hugo d'Oignies. Among the notable pieces of the treasure of Hugo d'Oignies. you can admire a reliquary shaped right foot dedicated to St. James. This work. made ​​of silver. copper and enamel. set with pearls. sapphires and precious stones. was executed by the brother Hugo Oignies in the mid-thirteenth century. Amazing!