14kt yellow gold polished finish delicate chain gemstone charm bezel setting round cut laboratory-grown diamond totalling 0.1 carats VS diamond colour and clarity lobster claw fastening Every handcrafted Monica Vinader piece comes with a five-year warranty. 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.