价格:未填
供应:99999
发货:3天内
包金首饰的耐磨度很高，它是在钯,银等贵金属外表包上一层 铂金;钯金;9999%黄金;以及各种黄;白K金 等，起到装饰作用，可以与各种贵金属首饰相媲美.，一些用了上百年的包金首饰外表色泽依然如故;丝毫不露内芯.Gold-jewelryahighdegreeofwear-resistant,whichispalladium,silverandotherpreciousmetalsontheoutersurfaceofalayerof platinum;palladium;9999%gold;andavarietyofyellow;WhiteKgold andsoon,playadecorativerole,youcancomparablewithavarietyofpreciousmetaljewelry.,anumberusedhundredsofyearsgold-jewelryexteriorcolorremainsthesame;doesnotrevealinnercore.