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Grading >> Diamond Shapes
>> Round Shape
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Very
Fine Cut |
Fine
Cut |
Good
Cut |
Average
Cut |
Fair
Cut |
Commercial
Cut |
Primary
Considered Factors |
|
58% - 62.3% |
< 58.3% or > 63% |
< 58.3% or > 63% |
< 58.3% or > 63% |
< 58.3% or >
63% |
< 58.3% or >
63% |
|
|
51.5% - 63% |
51% - 64% |
50.5% - 67% |
50% - 70% |
49% - 72% |
< 49% or >
72% |
|
|
Thin - Medium |
Very Thin - Slightly Thick |
Very Thin - Very Thick |
Very Thin - Very Thick |
Very Thin - Very Thick |
Extremely thin to Extremely
thick |
|
|
None |
None |
Small to Medium |
Small to Medium |
Medium to Large |
Large to Extremely Large |
|
|
1 to 1 |
1 to 1 |
1 to 1 |
1 to 1 |
1 to 1 |
1 to 1 |
|
|
32.1 - 35.8 |
31.6 - 36.4 |
30.1 - 37.9 |
29.6 - 39.4 |
29 - 40.5 |
< 29 or > 40.5
|
|
|
11.6% - 17.9% |
11.1% - 18.1% |
9.6% - 19.3% |
8.5 - 20.5% |
7.8 - 21.8% |
< 7.8% or >
21.8% |
|
|
42% - 44% |
41.5% - 44.9% |
41% - 45.5% |
40.5 - 46% |
38 - 48% |
< 38% or >
48% |
Secondary
Considered Factors |
|
None |
None - Faint |
None - Faint |
None - Faint |
None - Faint |
None - Faint |
|
|
Excellent to Good |
Excellent to Good |
Good to Fair |
Good to Fair |
Fair to Poor |
Poor |
|
|
Excellent to Good |
Excellent to Good |
Good to Fair |
Good to Fair |
Fair to Poor |
Poor |
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*Only considered if provided on actual independent laboratory grading report
(Diamond Certification)
Home >> Diamond
Grading >> Diamond Shapes
>> Round Shape
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