Joli crystal knobs are hand crafted with sterling silver and Swarovski crystals. The earrings hang 0.75 inches and is the perfect piece to add a touch of class to your outfit. All wire and metallic components are made with .925 Sterling Silver or Argentium Sterling Silver. Each piece is hand crafted and may be similar but not exactly the same as pictured. See the color swatch link on page footer for a true representation of crystal colors.