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
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