Professional Rectangular Radiant Cut Diamond Size Chart
Realistic Rectangular Radiant Shaped Diamond Size Comparison from CT TO MM / MM to CT
Wondering what a 2mm Rectangular Radiant Shaped Diamond weight is in ct, or a 2 Carat Stone is in mm? Get all that and more in a matter of seconds. From MM to CT / CT to MM in a wide range of sizes.
Calling the Rectangular Radiant Shape Diamond unique doesn’t give it justice. With a brilliance that covers its pavilion and crown, yet a touch on the dramatic that is more often seen in step cuts. Besides easy solutions an weight calculation and conversions, you will also find guidelines to help identify the best possible proportions and ratios.
Rectangular Radiant Cut Diamond CT to MM / MM to CT
0.09 - 0.98 cts
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| RECTANGULAR RADIANT CUT CARAT WEIGHT | RECTANGULAR RADIANT CUT LENGTH MM SIZE | RECTANGULAR RADIANT CUT WIDTH MM SIZE |
|---|---|---|
| 0.09 - 0.11 ct. | 2.90 - 3.10 mm. | 2.30 - 2.40 mm. |
| 0.11 - 0.13 ct. | 3.20 - 3.40 mm. | 2.40 - 2.50 mm. |
| 0.13 - 0.15 ct. | 3.30 - 3.50 mm. | 2.40 - 2.60 mm. |
| 0.14 - 0.16 ct. | 3.50 - 3.60 mm. | 2.60 - 2.80 mm. |
| 0.18 - 0.20 ct. | 3.70 - 3.80 mm. | 2.90 - 3.10 mm. |
| 0.19 - 0.22 ct. | 3.90 - 4.00 mm. | 2.90 - 3.10 mm. |
| 0.23 - 0.24 ct. | 4.10 - 4.20 mm. | 3.10 - 3.20 mm. |
| 0.25 - 0.28 ct. | 4.30 - 4.40 mm. | 3.20 - 3.30 mm. |
| 0.30 - 0.36 ct. | 4.40 - 4.50 mm. | 3.30 - 3.50 mm. |
| 0.38 - 0.44 ct. | 4.70 - 4.80 mm. | 3.40 - 3.80 mm. |
| 0.43 - 0.48 ct. | 4.90 - 5.00 mm. | 3.60 - 3.90 mm. |
| 0.49 - 0.52 ct. | 5.00 - 5.20 mm. | 4.00 - 4.20 mm. |
| 0.52 - 0.55 ct. | 5.20 - 5.40 mm. | 4.00 - 4.20 mm. |
| 0.60 - 0.67 ct. | 5.40 - 5.60 mm. | 4.30 - 4.50 mm. |
| 0.70 - 0.75 ct. | 5.60 - 5.70 mm. | 4.50 - 4.60 mm. |
| 0.80 - 0.89 ct. | 5.70 - 6.00 mm. | 4.50 - 4.60 mm. |
| 0.90 - 0.98 ct. | 6.10 - 6.40 mm. | 4.70 - 4.90 mm. |
Ava Diamonds
1.00 - 5.25 cts
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| RECTANGULAR RADIANT CUT CARAT WEIGHT | RECTANGULAR RADIANT CUT LENGTH MM SIZE | RECTANGULAR RADIANT CUT WIDTH MM SIZE |
|---|---|---|
| 1.00 - 1.15 ct. | 6.50 - 6.80 mm. | 4.90 - 5.10 mm. |
| 1.20 - 1.27 ct | 6.80 - 7.30 mm. | 5.40 - 5.70 mm. |
| 1.30 - 1.45 ct | 7.00 - 7.40 mm. | 5.80 - 5.90 mm. |
| 1.50 - 1.60 ct | 7.30 - 7.90 mm. | 5.80 - 6.20 mm. |
| 1.65 - 1.80 ct | 7.50 - 8.10 mm. | 6.10 - 6.50 mm. |
| 2.00 - 2.30 ct | 8.00 - 8.60 mm. | 6.40 - 6.80 mm. |
| 2.40 - 2.60 ct | 8.50 - 9.00 mm. | 6.90 - 7.20 mm. |
| 2.70 - 2.90 ct | 8.90 - 9.40 mm. | 7.10 - 7.30 mm. |
| 3.00 - 3.30 ct | 9.20 - 9.80 mm. | 7.30 - 7.70 mm. |
| 3.40 - 3.60 ct | 9.40 - 10.00 mm. | 7.60 - 7.90 mm. |
| 3.70 -3.90 ct | 9.90 - 11.00 mm. | 8.00 - 8.40 mm. |
| 4.00 - 4.20 ct | 10.00 - 11.00 mm. | 8.10 - 8.50 mm. |
| 4.40 - 4.70 ct | 10.70 - 11.50 mm. | 8.40 - 8.70 mm. |
| 5.00 - 5.25 ct | 11.00- 11.70 mm. | 8.70 - 9.10 mm. |
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What are the Ideal Proportions of a Rectangular Radiant Cut?
The Rectangular Radiant Shape is one of the more versatile in the world of diamonds, and as such, it’s important to make a few distinctions to establish what it is that you’re looking to get. The traditional approach is to maximize brilliance, while the modern approach is often to look for additional facets to add a little bit of the elegance that the crystal clear crushed ice brings.
What is the Ideal Diamond Depth and Table for the Rectangular Radiant Cut?
| EXCELLENT | VERY GOOD | GOOD | |
|---|---|---|---|
Table - % | 61% - 69% | 57% - 60% or 70% - 72% | 54% - 56% or 73% - 74% |
Depth - % | 61% - 67% | 59% - 59.9% or 70.1% - 74% | 54% - 56.9% or 74.1% - 78% |
Girdle | Very Thin to - | Slightly Thick | Very Thin to Thick |
Culet | None | Very Small | Small |
Recommended Length to Width Ratio of Rectangular Radiant Shaped Diamonds?
While length and width ratio and their recommendations are quite useful for most shapes, they are extremely important when it comes to square and rectangular shapes.and when combined with the classic eye test, should help you tremendously in making an informed decision.
| EXCELLENT | VERY GOOD | GOOD | |
|---|---|---|---|
| Length To Width Ratio | 1.20-1.30 | 1.15 - 1.25 or 1.29 - 1.35 | 1.10 - 1.15 or 1.36 - 1.40 |