Professional Carre Cut Diamond Size Chart

CT to MM and MM to Carat Carre Cut Size Comparison

The Carre Cut Diamond is a lesser known member of the distinct step cut family of diamonds, bearing a striking resemblance to the Asscher Cut, with the unique differences being its four corners and square look, which creates a stunning x pattern. It is often used implemented in art deco inspired engagement rings

Below you will find an easy to implement Carre Shaped Diamond CT to MM / MM to CT Conversion Tool. If you’ve ever wondered what a 3 ct Carre would be in mm, you will be able to do all that and much more in a matter of seconds.

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Carre Cut Diamond Conversion Chart From CT to MM / MM to CT

0.05 - 1.05 cts

CARRE CUT CARAT WEIGHT	CARRE CUT MM SIZE
0.05 - 0.06 ct.	1.90 - 2.00 mm.
0.06 - 0.07 ct.	2.10 - 2.20 mm.
0.08 - 0.09 ct.	2.30 - 2.40 mm.
0.10 - 0.12 ct.	2.50 - 2.60 mm.
0.13 - 0.14 ct.	2.70 - 2.80 mm.
0.15 - 0.17 ct.	2.90 - 3.00 mm.
0.18 - 0.21 ct.	3.10 - 3.20 mm.
0,22 - 0.25 ct.	3.30 - 3.40 mm.
0.25 - 0.29 ct.	3.50 - 3.60 mm.
0,30 - 0.36 ct.	3.70 - 3.80 mm.
0.37 - 0.42 ct.	3.90 - 4.00 mm.
0.42 - 0.47 ct.	4.10 - 4.20 mm.
0.47 - 0.53 ct.	4.30 - 4.40 mm.
0.55 - 0.60 ct.	4.50 - 4.60 mm.
0.60 - 0.65 ct.	4.70 - 4.80 mm.
0.70 - 0.75 ct.	4.90 - 5.00 mm.
0.80 - 0.85 ct.	5.10 - 5.20 mm.
0.90 - 0.98 ct.	5.30 - 5.40 mm.
1.00 - 1.05 ct.	5.50 - 5.60 mm.

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Things to Consider in Carre Cut Diamonds

The two most important things to consider when dealing with Carre Shaped diamonds are:

They are very unforgiving with it comes to imperfections. When dealing with Carre Shapes, you should opt for the highest possible clarity and color you can afford, because it has an open and clear step cut visibility, which is also part of its charm.
Due to its 90-degree corners, it is highly recommended to use a setting that will prevent it from chipping, as well as a reliable, which will most likely recommend Bezel settings as the safest choice.