18kt recycled gold vermeil polished finish gemstone pendant bezel-setting chalcedony claw/prong setting round-cut white sapphire Normal everyday use and external agents may reduce the lustre of gemstones and gold surfaces. To maintain, use specific, non-abrasive products specially meant for cleaning jewellery. Be sure to remove jewellery when applying scent and lotions and store separately from other pieces to avoid damage. Ensuring you keep your Astley Clarke piece beautiful for years to come.