18kt yellow gold Zodiac Mini Nameplate diamond necklace18kt yellow gold polished finish enamel detail delicate chain zodiac sign pendant engraved detail pav setting round cut diamonds baguette cut diamonds lobster claw fastening Hallmarked in the United Kingdom at the London Assay Office. 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.