|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
: : : Practical fine cut : : :
|
Proportions
|
In % of radius
|
Grade angle to plane of
girdle
|
Ratio of
|
%
|
| Crown height |
14.4 %
|
|||
| Girdle diameter |
-
|
|||
| Pavilion depth |
43.2 %
|
|||
| Table diameter |
56.0 %
|
|||
| Crown main facets |
32.2°
|
|
|
|
| Pavilion main facets |
40.8°
|
|||
| Crown height : |
|
1:3.00
|
|
|
| Pavilion depth : | ||||
| Light yield |
|
|
33.03 %
|
|
| Brilliance grade |
99.95 %
|
|
Table size
|
: 52-64%
|
|
Crown height
|
: 12-18%
|
|
Pavilion depth
|
: 42-45%
|
|
Girdle thickness
|
: -3%
|
|
|
Length
|
Width
|
|
Pear
|
1.50-1.75
|
: 1
|
|
Marquise
|
1.75-2.25
|
: 1
|
|
Emeral cut & oval
|
1.50-1.75
|
: 1
|
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