Sterling Silver Marcasite Garnet House Style Devonshire Snake Charm. G807. This piece is inspired by the Devonshire snake motif taken from the crest of the Cavendish family, commonly found carved out of the sandstone around the Chatsworth estate. This striking charm is handmade in sterling silver. It features the image of the Chatsworth serpent with a Garnet eye.  The snake is accented with sparkling Marcasite gemstones which add a vintage feel to the piece. A beautiful addition to any jewellery lovers collection. Dimensions: 14mm wide.