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gia镭射编号怎么辨别真假
更新时间: 2020-11-10 00:00:00  

gia镭射编号怎么辨别真假,gia原版的钻石腰码由“gia”三个双线镂空字体的字母和一串单线字体gia证书数字编号组成,刻字非常精细。如果送去机构复检的话,专业人员通过刻字的特点就可以鉴别是否伪造,GIA原版的刻字采用专利特殊激光技术刻字,因此能雕刻这种双线镂空字体同时不会影响钻石颜色级别,而伪造的编号很难做到这样的刻字效果。

关键词: gia 编号 怎么 辨别 真假

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