GGS Diamond Standard Weights

Round Cut Diamond Measurements

0.10ct0.25ct0.33ct0.50ct0.75ct1.00ct
2.5 - 3.0mm3.3 - 4.0mm3.5 - 4.2mm4.4 - 5.0mm5.2 - 5.8mm5.8 - 6.5mm
1.25ct1.50ct2.00ct2.50ct3.00ct4.00ct
6.1 - 6.8mm6.7 - 7.5mm7.3 - 8.2mm7.9 - 9.0mm8.0 - 9.5mm8.8 - 10.4mm

Princess Cut Diamond Measurements

0.10ct0.25ct0.33ct0.50ct0.75ct1.00ct
1.8 - 2.4mm2.6 - 3.4mm3.0 - 3.8mm3.4 - 4.4mm4.0 - 5.0mm4.4 - 5.5mm
1.25ct1.50ct2.00ct2.50ct3.00ct4.00ct
4.7 - 5.8mm5.4 - 6.5mm6.2 - 7.5mm6.7 - 8.0mm6.9 - 8.3mm7.6 - 9.0mm

Marquise Cut Diamond Measurements

0.10ct0.25ct0.33ct0.50ct0.75ct1.00ct
3.7 x 1.4mm
4.1 x 1.8mm
4.2 x 2.2mm
4.5 x 2.5mm
4.3 x 2.3mm
4.8 x 2.8mm
7.5 x 3.3mm
8.1 x 3.4mm
8.2 x 4.0mm
8.8 x 4.6mm
9.3 x 4.3mm
10.0 x 5.0mm
1.25ct1.50ct2.00ct2.50ct3.00ct4.00ct
9.7 x 4.4mm
10.5 x 5.2mm
9.9 x 4.4mm
11.0 x 5.5mm
10.6 x 4.6mm
12.0 x 6.0mm
11.5 x 5.0mm
13.0 x 6.5mm
14.0 x 7.0mm
12.4 x 5.4mm
14.0 x 6.2mm
16.0 x 8.0mm

Pear Cut Diamond Measurements

0.10ct0.25ct0.33ct0.50ct0.75ct1.00ct
3.5 x 1.4mm
3.9 x 1.8mm
3.8 x 2.0mm
4.3 x 2.5mm
4.1 x 2.3mm
4.6 x 2.8mm
5.4 x 3.5mm
6.0 x 4.1mm
6.4 x 4.0mm
7.0 x 4.6mm
7.3 x 4.3mm
8.0 x 5.0mm
1.25ct1.50ct2.00ct2.50ct3.00ct4.00ct
7.6 x 4.4mm
8.4 x 5.2mm
8.0 x 5.0mm
9.0 x 6.0mm
8.5 x 5.6mm
9.9 x 6.5mm
9.3 x 5.5mm
10.8 x 7.0mm
10.3 x 6.4mm
11.9 x 7.6mm
12.3 x 6.2mm
14.1 x 8.0mm

Oval Cut Diamond Measurements

0.10ct0.25ct0.33ct0.50ct0.75ct1.00ct
2.8 x 1.1mm
3.1 x 1.4mm
3.0 x 1.6mm
3.4 x 2.0mm
3.3 x 1.8mm
3.7 x 2.2mm
4.3 x 2.8mm
4.8 x 3.3mm
5.1 x 3.2mm
5.6 x 3.7mm
5.8 x 3.4mm
6.4 x 4.0mm
1.25ct1.50ct2.00ct2.50ct3.00ct4.00ct
6.1 x 3.5mm
6.7 x 4.2mm
6.4 x 4.0mm
7.2 x 4.8mm
6.8 x 4.5mm
7.9 x 5.2mm
7.4 x 4.4mm
8.6 x 5.6mm
8.2 x 5.1mm
9.5 x 6.1mm
9.8 x 5.0mm
11.3 x 6.4mm

Heart Cut Diamond Measurements

0.10ct0.25ct0.33ct0.50ct0.75ct1.00ct
1.8 x 1.8mm
3.1 x 3.1mm
3.6 x 3.6mm
4.1 x 4.1mm
3.9 x 3.9mm
4.4 x 4.4mm
4.4 x 4.4mm
5.0 x 5.0mm
5.2 x 5.2mm
5.9 x 5.9mm
5.7 x 5.7mm
6.4 x 6.4mm
1.25ct1.50ct2.00ct2.50ct3.00ct4.00ct
6.0 x 6.0mm
6.8 x 6.8mm
6.3 x 6.3mm
7.2 x 7.2mm
7.1 x 7.1mm
8.1 x 8.1mm
7.5 x 7.5mm
8.6 x 8.6mm
7.9 x 7.9mm
9.1 x 9.1mm
8.8 x 8.8mm
10.0 x 10.0mm

Emerald Cut Diamond Measurements

0.10ct0.25ct0.33ct0.50ct0.75ct1.00ct
2.2 x 1.0mm
2.5 x 1.3mm
4.2 x 3.1mm
4.8 x 3.8mm
4.5 x 3.2mm
5.2 x 3.9mm
5.0 x 3.4mm
5.8 x 4.0mm
5.6 x 3.6mm
6.5 x 4.2mm
6.1 x 3.9mm
7.1 x 4.9mm
1.25ct1.50ct2.00ct2.50ct3.00ct4.00ct
6.4 x 4.2mm
7.5 x 5.3mm
6.6 x 4.4mm
7.8 x 5.6mm
7.3 x4.5 mm
8.6 x 5.9mm
7.7 x 4.9mm
9.1 x 6.3mm
8.7 x 5.6mm
10.3 x 7.2mm
9.2 x 5.9mm

Radiant Cut Diamond Measurements

0.10ct0.25ct0.33ct0.50ct0.75ct1.00ct
1.9 - 2.5mm2.7 - 3.5mm3.1 - 3.9mm3.6 - 4.8mm4.2 - 5.2mm4.7 - 5.8mm
1.25ct1.50ct2.00ct2.50ct3.00ct4.00ct
5.1 - 6.2mm5.8 - 6.9mm6.6 - 7.9mm7.1 - 8.5mm7.3 - 8.9mm8.2 - 9.7mm

Cushion Cut Diamond Measurements

0.10ct0.25ct0.33ct0.50ct0.75ct1.00ct
1.9 - 2.5mm2.7 - 3.5mm3.1 - 3.9mm3.6 - 4.8mm4.2 - 5.2mm4.7 - 5.8mm
1.25ct1.50ct2.00ct2.50ct3.00ct4.00ct
5.1 - 6.2mm5.8 - 6.9mm6.6 - 7.9mm7.1 - 8.5mm7.3 - 8.9mm8.2 - 9.7mm

Asscher Cut Diamond Measurements

0.10ct0.25ct0.33ct0.50ct0.75ct1.00ct
1.9 - 2.5mm2.7 - 3.5mm3.1 - 3.9mm3.6 - 4.8mm4.2 - 5.2mm4.7 - 5.8mm
1.25ct1.50ct2.00ct2.50ct3.00ct4.00ct
5.1 - 6.2mm5.8 - 6.9mm6.6 - 7.9mm7.1 - 8.5mm7.3 - 8.9mm8.2 - 9.7mm

Baguette Cut Diamond Measurements

0.10ct0.25ct0.33ct0.50ct0.75ct1.00ct
2.4 x 0.8mm
2.8 x 1.0mm
4.6 x 2.6mm
5.2 x 3.2mm
4.8 x 2.7mm
5.6 x 3.3mm
5.3 x 2.9mm
6.1 x 3.4mm
5.9 x 3.0mm
7.0 x 3.9mm
6.4 x 3.2mm
7.7 x 4.1mm
1.25ct1.50ct2.00ct2.50ct3.00ct4.00ct
6.9 x 3.6mm
7.9 x 4.7mm
7.3 x 3.8mm
8.3 x 5.1mm
7.8 x3.9 mm
9.1 x 5.3mm
8.1 x 4.1mm
9.9 x 5.7mm
9.1 x 4.6mm
12.3 x 6.2mm
9.2 x 5.0mm
11.0 x 7.7mm