gold-tone 18K yellow gold round brilliant-cut diamonds totaling 2.50ct bezel setting cable-link chain 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. Hallmarked in the United Kingdom at the London Assay Office. Condition: EXCELLENT. This previously owned item is in near-perfect condition with no signs of damage or use.