A square diamond with eligance that’s not that square
- A Good to Very God cut provides the best value.
- A length/width ratio of 0.95 - 1.05 might be a little less expensive but still looks great.
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Princess Cut Diamonds: One Of The Most Popular Non-Round Diamonds.
Among the non-round diamond shapes, princess ranks among the most popular. The unique cut and enchanting brilliance make the princess cut a favorite diamond engagement ring. The cut has a square shape with pointed corners. The color grading for princess cut is important - as a princess cut diamond with a color grade of J or lower will enhance the unwanted colors in the diamond corners. Princess cut diamonds can also vary sharply in how square or rectangular they are.
The ideal proportions for a princess cut diamond fall into the following range:
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Ideal Proportions (Class 1A) |
Acceptable* (Class 2B) |
Depth Percentage: |
64.0% - 75.0% |
58.0% - 80.0% |
Table Percentage: |
62.0% - 68.0% |
58.0% - 78.0% |
Polish: |
Very Good to Excellent |
Good to Very Good |
Symmetry: |
Very Good to Excellent |
Good to Very Good |
Girdle: |
Very Thin to Slightly Thick
(0.4% - 4.5%)Â or
Thin to Thick (1.0% - 5.5%) |
Very Thin
to Thick
(0.4% - 5.5%) |
Culet: |
None to Very Small |
None to Medium |
Length/Width Ratio: |
1.00 |
0.95 - 1.05 |
* E.S. Designs does not carry any diamonds below an Acceptable Cut. |