1楼东妈
(时光飞逝)
发表于 2009-5-18 15:33
显示全部帖子
我翻了一下我钻戒证书上标的内容:
shape&cut(形状)
weight(重量)
measurement(寸法)
color grade 参考值:DEFGHIJKL..................(D为最好,D-F:colourless G-J: near colourless)
clarity grade 参考值:F,IF,VVS1,VVS2,VS1,VS2,S1,S2等
proportion finish 参考值:excellent , very good, good, pair, poor
girdle thickness
culet size
finish: symmetry(对称性),poush(研磨状态)
fluorescence (荧光性).