Diamond Size Conversion to mm Chart
Diamond Size Conversion Chart (Approximation) |
Carat Size |
Round |
Princess |
Marquise |
Pear |
Emerald |
Oval |
Heart |
Trillion |
MM Size |
MM Size |
MM Size |
MM Size |
MM Size |
MM Size |
MM Size |
MM Size |
0.005 |
1 |
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|
|
|
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|
0.0067 |
1.15 |
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0.01 |
1.3 |
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0.015 |
1.5 |
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0.02 |
1.7 |
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|
0.025 |
1.8 |
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0.03 |
2 |
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0.035 |
2.1 |
|
2.5x1.25 |
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0.04 |
2.2 |
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3x1.5 |
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0.05 |
2.4 |
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0.06 |
2.5 |
|
3.5x1.75 |
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0.07 |
2.7 |
|
3.5x2 |
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0.08 |
2.8 |
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0.09 |
2.9 |
|
4x2 |
3x2.5 |
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0.1 |
3 |
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|
3x3x3 |
0.11 |
3.1 |
|
4.25x2.25 |
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0.12 |
3.2 |
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4x2.5 |
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|
3x3 |
|
0.14 |
3.3 |
|
4.5x2.5 |
4x3 |
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|
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3.5x3.5x3.5 |
0.15 |
3.4 |
|
5x2.5 |
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0.16 |
3.5 |
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4.5x3 |
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0.17 |
3.6 |
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0.18 |
3.7 |
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. |
4x4x4 |
0.2 |
3.8 |
|
5x3 |
5x3 |
|
4x3 |
3.5x3.5 |
|
0.22 |
3.9 |
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0.23 |
4 |
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|
0.25 |
4.1 |
3x3 |
6x3 |
. |
5x3 |
5x3 |
4x4 |
4.5x4.5x4.5 |
0.3 |
4.2 |
|
6x3.5 |
5.5x3.5 |
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0.33 |
4.4 |
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0.38 |
4.6 |
|
7x3.5 |
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|
5x4 |
4.5x4.5 |
|
0.4 |
4.8 |
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5.5x5.5x5.5 |
0.47 |
5 |
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0.5 |
5.2 |
4.35x4.35 |
8x4 |
6x4 |
6x4 |
6x4 |
5x5 |
6x6x6 |
0.6 |
5.4 |
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0.65 |
5.6 |
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|
5.5x5.5 |
6.5x6.5x6.5 |
0.75 |
5.8 |
5x5 |
9x4.5 |
7x5 |
6.5x4.5 |
|
6x6 |
7x7x7 |
0.8 |
6 |
|
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0.95 |
6.4 |
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|
1 |
6.5 |
5.5x5.5 |
10x5 |
8x5 |
7x5 |
7x5 |
6.5x6.5 |
8x8x8 |
1.1 |
6.6 |
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1.17 |
6.8 |
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1.25 |
7 |
6x6 |
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7.5x5.5 |
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1.33 |
7.2 |
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1.5 |
7.4 |
6.5x6.5 |
11x5.5 |
9x6 |
8x6 |
8x6 |
7x7 |
9x9x9 |
1.6 |
7.6 |
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1.75 |
7.8 |
7x7 |
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9.5x9.5x9.5 |
1.9 |
8 |
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2 |
8.2 |
7.5x7.5 |
12x6 |
10x7 |
8.5x6.5 |
8.5x6.5 |
8x8 |
10x10x10 |
2.15 |
8.4 |
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2.25 |
8.6 |
7.75x7.75 |
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2.5 |
8.8 |
8x8 |
13x6.5 |
12x7 |
9x7 |
9x7 |
8.5x8.5 |
|
2.85 |
9.2 |
8.15x8.15.15 |
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3 |
9.4 |
8.3x8.3 |
14x7 |
12x8 |
10x8 |
10x8 |
9x9 |
|
3.15 |
9.6 |
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3.35 |
9.8 |
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3.5 |
10 |
|
14x7.5 |
13x8 |
. |
10x8.5 |
9.5x9.5 |
|
3.75 |
10.2 |
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4 |
10.4 |
9x9 |
16x8 |
14x8 |
11x9 |
11x9 |
10x10 |
|
4.25 |
10.6 |
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4.5 |
10.8 |
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|
14.5x9 |
|
11x9.5 |
10.5x10.5 |
|
4.75 |
11 |
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5 |
11.2 |
|
16x8.5 |
15x9 |
12x10 |
12x10 |
11x11 |
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