Princess Cut Diamond

A square diamond with eligance that’s not that squareDiamond Tips

- 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.

Princess Cut Diamond L/W Ratio

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.


Ideal Princess Cut vs Normal Princess Cut

The ideal proportions for a princess cut diamond fall into the following range:

  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%) 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

Adapted from D.S. Atlas, Accredited Gem Appraisers, © AGA 1998-2004.

* E.S. Designs does not carry any diamonds below an Acceptable Cut.

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