- UID
- 345425
- 好友
- 1
- 帖子
- 76
- 主题
- 27
- 精华
- 0
- 小红花
- 8
- 积分
- 134
- 在线时间
- 28 小时
- 注册时间
- 2012-12-12
- 阅读权限
- 30
- 最后登录
- 2023-1-30
 
- UID
- 345425
- 帖子
- 76
- 精华
- 0
- 金币
- 68
- 威望
- 2
- 注册时间
- 2012-12-12
|
Round Brilliant Measurements
Diamond dimensions listed as “minimum diameter – maximum diameter x depth” for round diamonds and “length x width x depth” for fancy-shaped diamonds.
| 4.36 - 4.40 x 2.72 mm | Carat Weight
Weight given in carats, recorded to the nearest hundredth of a carat. One carat is equal to 1/5 of a gram.
| 0.32 carat | Color Grade
The absence of color ranging from colorless to light yellow or brown when compared to GIA Master Color Comparison Diamonds.
| D | Clarity Grade
The relative absence of inclusions and blemishes. Graded on a scale from Flawless to Included based on size, nature, number, position, and relief of characteristics visible under 10x magnification.
| SI1 | Cut Grade
For standard, D-to-Z color, round brilliant diamonds. Cut grade incorporates the aspects of face-up appearance, design, and craftsmanship.
| Excellent |
proportions Depth
Table-to-culet depth, expressed as a percentage of average girdle diameter for round shapes or width for fancy shapes.
| 62.1 % | Table
Table size expressed as a percentage of a round brilliant’s average girdle diameter for round shapes or width for fancy shapes.
| 57 % | Crown Angle
The average of the angles of the bezel facet planes relative to the table planes.
| 35.5° | Crown Height
Measurement from the table plane to the intersection of the bezel facet with the girdle. The Crown Height % is the average crown height relative to the average diameter for round shapes and width for fancy shapes.
| 15.5% | Pavilion Angle
Average of the angles formed by the pavilion main facet planes and the girdle plane.
| 41.2° | Pavilion Depth
Measured from the girdle to the culet, then expressed as a percentage of average girdle diameter for round shapes or width for fancy shapes.
| 43.5% | Star Length
Length of star facets expressed as a percentage of the total distance between the girdle and the edge of the table facet.
| 50% | Lower Half
Length of lower-half facets expressed as a percentage of the total distance between the girdle and the culet.
| 80% | Girdle
Thickness of the intersection of the crown and pavilion which defines the perimeter of the diamond.
| Medium to Slightly Thick, Faceted, 3.0% | Culet
Size of the facet at the tip of a gemstone relative to the average diameter for round shapes or width for fancy shapes.
| None |
finish Polish
Smoothness of the diamond’s surface, assessed on a scale ranging from excellent to poor.
| Excellent | Symmetry
Exactness of the diamond’s outline, and the shape, placement, and alignment of its facets, assessed on a scale ranging from excellent to poor.
| Excellent | Fluorescence
| None |
clarity characteristics clarity characteristics
List of the most significant clarity characteristics present in the diamond that justifies the clarity grade; a maximum of four characteristics are listed.
| Cloud, Crystal | 帮我好好秒哈罗 |
|