Rings by Hannah Bedford A stunning green sapphire nestles in 18ct yellow gold granulation, with a textured silver band. Features Primary Material : Silver Other Materials : 18ct yellow gold One of a Kind : No Gems : 3mm green sapphire Hallmarked : Yes Cleaning InstructionsOver time silver jewellery can tarnish. Carefully use a soft toothbrush and warm soapy water to remove any dirt and clean around the granules. Ensure you gently dry the piece well. You can use a silver or gold cloth to restore the shine to a polished piece