18kt white gold delicate chain lobster claw fastening round cut diamonds marquise cut diamond A De Beers Jewellers Certificate of Authenticity accompanies all jewellery purchases. This certificate guarantees the authenticity of your De Beers Jewellers diamond jewellery; the finest quality materials and utmost care were used to craft this item to ensure its brilliance. 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.
