Because diamonds are eternal doesn't mean that they don’t deserve regular care. Christmas and the New Year are classic occasions for women to show off their most beautiful jewellery pieces – but often the stones need serious radiance boost. Taking care of a diamond is an art and numerous women don’t know how to handle the stone, which cleaning products to use (or not use!) and are reluctant to give their stone away to an unknown jeweller they don’t trust. Even though a diamond is unalterable, the stone can loose its shine over time, become dusty or be altered by pollution or other external factors.