18kt yellow gold diamonds and sapphires evil eye pendant necklacegold tone multicolour 18kt yellow gold, 9kt yellow gold, black rhodium palma chain rectangle pendant engraved detail evil eye motif pav setting sapphires pav setting diamonds lobster claw fastening 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.