Earrings by Emily Thatcher Features Primary Material : silver Other Materials : 18ct yellow gold and green tourmaline Length (mm) : 35 Fitting Type : Post Dimensions (mm) : 35x8x2 One of a Kind : Yes Metal : 18ct yellow gold and stirling silver Gems : 11x5mm green tourmaline drop Hallmarked : Yes Wire Material : silver Cleaning InstructionsOxidised silver can be gentle cleaned with a silver cloth.