足金与千足金常识

  "990金"又称足金,含金是 为99%, 一般应用于首饰。印记为"足金"、"990金"、"gold990"或"g990".

  与之相对应的是"千足金",千足金是指含金星不小于99 .9%,是首饰成色命名中最高值。印记为千足金、999金、gold999或g999.

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