GIA证书编号GIA Report Number
1247563378
颁发日期Date Of Issue
2017/01/02
圆形RBC~Round Brilliant 测测火彩HCA Test钻石严选Perfect Test
尺寸Measurements | 5.10 - 5.14 x 3.21 mm |
重量Carat Weight | 0.51 carat |
颜色Color Grade | F |
净度Clarity Grade | VVS2 |
切工Cut Grade | Excellent |
比例Proportions
全深比Depth | 62.6% |
台宽比Table | 56% |
冠角Crown Angle | 36.5° |
冠高比Crown Height | 16.5% |
亭角Pavilion Angle | 40.8° |
亭深比Pavilion Depth | 43.0% |
星小面比Star Length | 50% |
下腰小面比Lower Half | 80% |
腰棱Girdle | Thin to Medium(3.5%) |
底尖Culet | None |
切工Finish
抛光Polish | Excellent |
对称Symmetry | Excellent |
荧光Fluorescence
荧光Fluorescence | Medium Blue |
净度特征Clarity Characteristics
净度特征Clarity Characteristics | Pinpoint |
腰码Inscription(s)
GIA 1247563378 |
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