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钻石净度分级表|钻石级别示意图 - ROTASS
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钻石净度分级表|钻石级别示意图

钻石净度,指的就是钻石内部内含物的多少,简单说来就是钻石里面有没有杂质,有没有瑕疵。钻石净度级别越高,钻石就越纯洁,价值也就更高。那么按照国际上钻石品质标准,钻石净度级别表是如何划分的呢?

每颗钻石都含有天然的内含物,犹如天然胎记,这些内含物的数量、大小、形状、颜色决定一颗钻石的净度及独特性。内含物藏在钻石之内,而且可呈不同颜色:白、黑、无色、甚至绿色或红色。大部份内含物都不能以肉眼辨析,须在10倍放大镜下才明显看到。净度是量度内含物及瑕疵多寡的分级系统:由FL/IF(完美无瑕/内部完美无瑕)至I(有瑕疵)。I级净度代表内含物能以肉眼辨析。钻石净度级别表具体如下:

钻石净度分级表

FL指在10倍放大镜下观察钻石,钻石内部和外部均不见内含物。

IF指在10倍放大镜下观察钻石内部无任何瑕疵,钻石表面或许有一点点瑕疵,重新抛光即可除去。

VVS指在10倍放大镜下观察钻石可见到亭部或表面有极小的瑕疵。VVS1和VVS2的区别是后者有极微小的棉状点和小毛茬等。

VS指在10倍放大镜下观察钻石可见非常微小的瑕疵。VS1和VS2的区别在于后者可能有微小的棉状点或小毛茬。

SI指在10倍放大镜下观察钻石很容易见到瑕疵,但肉眼看不见。

I1、I2、I3指在10倍放大镜下观察钻石易于见到小瑕疵,肉眼刚刚能够看见到肉眼易见,个别有明显的解理和裂隙。

所有钻石都是用10倍放大镜观察净度,只有I3级可用肉眼毫不费力地看出瑕疵。

关于钻石净度选择建议:如果你要买裸钻投资的话,钻石净度建议选择VVS2以上级别的,如果是购买普通钻石饰品佩戴的话,si2以上即可!

 

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