Diamond Size Chart - SK Diam

English

French

Deutsch

WPML

USD

USD

EUR

JPY

Crafting Brilliance & Delivering Excellence : SK DIAM – Your Trusted Partner in Lab-Grown Diamonds and Fine Jewelry

Crafting Brilliance & Delivering Excellence : SK DIAM - Your Trusted Partner in Lab-Grown Diamonds and Fine Jewelry

Crafting Brilliance & Delivering Excellence : SK DIAM - Your Trusted Partner in Lab-Grown Diamonds and Fine Jewelry

Crafting Brilliance & Delivering Excellence : SK DIAM - Your Trusted Partner in Lab-Grown Diamonds and Fine Jewelry

Crafting Brilliance & Delivering Excellence : SK DIAM - Your Trusted Partner in Lab-Grown Diamonds and Fine Jewelry

exclusive inventory in loose Diamond

Diamond
Size Chart

Round Cut Diamond Size Chart

Round mm size	Round carat weight
0.8mm	0.0025ct
1mm	0.005ct
1.1mm	0.0067
1.2mm	0.009ct
1.25mm	0.01ct
1.3mm	0.01ct
1.5mm	0.015ct
1.75mm	0.02ct
1.8mm	0.025ct
2mm	0.03ct
2.2mm	0.04ct
2.5mm	0.06ct
2.75mm	0.08ct
3mm	0.10ct
3.25mm	0.14ct
3.5mm	0.17ct
3.75mm	0.21ct
4mm	0.25ct
4.25mm	0.28ct
4.5mm	0.36ct
4.75mm	0.44ct
5.0mm	0.50ct
5.25mm	0.56ct
5.5mm	0.66ct
5.75mm	0.75ct
6mm	0.84ct
6.25mm	0.93ct
6.5mm	1.00ct
6.8mm	1.25ct
7mm	1.30ct
7.3mm	1.50ct
7.5mm	1.67ct
7.75mm	1.75ct
8mm	2.00ct
8.25mm	2.11ct
8.5mm	2.43ct
8.7mm	2.50ct
9mm	2.75ct
9.1mm	3.00ct
9.5mm	3.35ct
9.75mm	3.50ct
10mm	3.87ct
10.25mm	4.00ct
10.5mm	4.41ct
10.75mm	4.50ct
11mm	5.00ct
11.25mm	5.49ct
11.5mm	5.85ct
12mm	6.84ct
12.25mm	7.26ct
12.5mm	7.36ct
12.75mm	7.52ct
13mm	8.51ct
13.5mm	9.53ct
14mm	10.49ct
15mm	12.89ct
16mm	16.06ct

Pear Cut Diamond Size Chart

Pear mm size	Pear carat weight
3x2mm	0.13ct
4×2.5mm	0.18ct
4x3mm	0.21ct
5x3mm	0.25 ct
5x4mm	0.35ct
6x4mm	0.50ct
6.5×4.5mm	0.60ct
7×5 mm	0.75 ct
7.5×5.5 mm	0.85ct
7.7×5.7 mm	1.00ct
8×6 mm	1.25ct
8.5×6.5 mm	1.50 ct
10×6 mm	1.75 ct
8.7×6.7 mm	1.80 ct
9×7 mm	2.00 ct
10×8 mm	2.50 ct
11×7.50 mm	2.61 ct
11×8 mm	2.70 ct
12×8 mm	3.00 ct
12×7 mm	3.12 ct
13×8 mm	3.40 ct
12×9 mm	3.50 ct
14×8 mm	4.00 ct
13×9 mm	4.11 ct
14×9 mm	4.25 ct
14.5×9 mm	4.50 ct
15×9 mm	5.00 ct
14×10 mm	5.41 ct
13×11 mm	5.65 ct
15×10 mm	5.75 ct
16×9 mm	5.86 ct
16×10 mm	6.27 ct
17×10 mm	6.46 ct
15×11 mm	7.36 ct
18×11 mm	8.14 ct
16×12 mm	8.99 ct
18×12 mm	9.35 ct
18×13 mm	10.21 ct

Princess Cut Diamond Size Chart

Princess mm size	Princess carat weight
1.5 mm	0.015 ct
1.75 mm	0.03 ct
2 mm	0.06 ct
2.25 mm	0.08 ct
2.5 mm	0.10 ct
2.75 mm	0.13 ct
3 mm	0.18 ct
3.25 mm	0.25 ct
3.5 mm	0.29 ct
3.75 mm	0.31 ct
4 mm	0.39 ct
4.25 mm	0.44 ct
4.5 mm	0.50 ct
4.75 mm	0.64 ct
5 mm	0.75 ct
5.25 mm	0.90 ct
5.5 mm	1.00 ct
5.75 mm	1.11 ct
6 mm	1.25 ct
6.25 mm	1.39 ct
6.5 mm	1.50 ct
6.75 mm	1.75 ct
7 mm	2.00 ct
7.25 mm	2.01 ct
7.5 mm	2.50 ct
7.75 mm	2.74 ct
8 mm	3.00 ct
8.25 mm	3.24 ct
8.5 mm	3.50 ct
8.75 mm	4.00 ct
9.25 mm	4.50 ct
9.5 mm	5.00 ct
9.75 mm	5.36 ct
10 mm	5.62 ct
10.25 mm	5.76 ct
10.5 mm	5.99 ct
11 mm	7.44 ct
11.5 mm	9.44 ct
12 mm	9.52 ct

Oval Cut Diamond Size Chart

Oval mm size	Oval Carat weight
3.6×2.7mm	0.10ct
4x3mm	0.15ct
4.5×3.5mm	0.20ct
5x3mm	0.25ct
5.5×3.5mm	0.33ct
5x4mm	0.35ct
6x4mm	0.50ct
6x5mm	0.61ct
6.5×4.5mm	0.65ct
7x5mm	0.75ct
7.7×5.7mm	1.00ct
8x6mm	1.25ct
9x6mm	1.41ct
8.5×6.5mm	1.50ct
9×6.5mm	1.75ct
9x7mm	2.00ct
10x8mm	2.50ct
10.5×8.5mm	2.88ct
12x8mm	3.00ct
12×8.5mm	3.50ct
11x9mm	3.85ct
12.5×8.5mm	4.00ct
12.75×8.5mm	4.50ct
12x10mm	5.00ct
14x10mm	5.81ct
13x11mm	6.05ct
14x12mm	8.21ct
15x12mm	8.76ct
16x12mm	9.32ct
16x14mm	11.88ct
18x13mm	12.86ct
20x15mm	14.96ct

Heart Cut Diamond Size Chart

Heart mm size	Heart carat weight
3.5 mm	0.18 ct
4 mm	0.25 ct
4.25 mm	0.28 ct
4.5 mm	0.34 ct
4.75 mm	0.38 ct
5 mm	0.50 ct
5.5 mm	0.61 ct
6 mm	0.75 ct
6.25 mm	0.83 ct
6.5 mm	1.00 ct
7 mm	1.25 ct
7.5 mm	1.50 ct
7.7 mm	1.75 ct
8 mm	2.00 ct
8.5 mm	2.50 ct
9 mm	3.00 ct
10 mm	3.50 ct
10.5 mm	4.00 ct
11 mm	4.50 ct
11.5 mm	5.00 ct
12 mm	5.66 ct
13 mm	7.88 ct
14 mm	9.38 ct
15 mm	10.79 ct
16 mm	13.27 ct
18 mm	15.33 ct

Cushion Cut Diamond Size Chart

Cushion mm size	Cushion carat weight
3.25 mm	0.25 ct.
4.2 mm	0.40 ct
4.9 mm	0.50 ct
5.25 mm	0.75 ct
5.5 mm	1.00 ct
6 mm	1.25 ct
6.5 mm	1.50 ct
6.75 mm	1.75 ct
7 mm	2.00 ct
7.5 mm	2.50 ct
8 mm	3.00 ct
8.5 mm	3.50 ct
9 mm	4.00 ct
9.3 mm	4.50 ct
9.5 mm	5.00 ct
10 mm	5.62 ct
11 mm	7.44 ct
12 mm	9.52 ct
13 mm	12.66 ct

Radiant Cut Diamond Size Chart

Radiant MM size	Radiant carat weight
4.3×3 mm	0.25ct
4.5×3.5mm	0.34ct
6x3mm	0.41ct
6x4mm	0.50ct
6.5×4.5mm	0.75ct
7x5mm	1.00ct
7.3×5.5mm	1.25ct
7.5×5.8mm	1.50ct
8x6mm	1.75ct
8.2×6.2mm	2.00ct
8.5×6.5mm	2.25ct
9x7mm	2.50ct
9.5×7.5mm	3.00ct
10x7mm	3.31ct
10x8mm	3.50ct
10.2×8.2mm	4.00ct
10.5×8.5mm	4.50ct
11x9mm	5.00ct
12x9mm	6.06ct
11.5x10mm	6.45ct
13x9mm	6.54ct
13.2×9.2mm	6.79ct
14x10mm	8.47ct
13x11mm	9.33ct
13.5×11.5mm	10.19ct
15x11mm	11.48ct
14x12mm	12.14ct
16x12mm	14.22ct

Asscher Cut Diamond Size Chart

Asscher mm size	Asscher carat weight
3.25mm	0.25ct
4mm	0.39ct
5mm	0.75ct
5.5mm	1.00ct
6mm	1.25ct
6.5mm	1.50ct
6.7mm	1.75ct
7mm	2.00ct
7.5mm	2.50ct
8mm	3.00ct
8.5mm	3.50ct
9mm	4.00ct
9.25mm	4.50ct
9.5mm	5.00ct
10mm	5.62ct
11mm	7.44ct
12mm	9.52ct
13mm	12.66ct

Marquise Cut Diamond Size Chart

Marquise mm size	Marquise carat weight
3×1.5 mm	0.025 ct
3.5×1.75 mm	0.065 ct
3.5×2 mm	0.07 ct
4×2 mm	0.10 ct
3.75×1.75 mm	0.11 ct
4.25×2.25 mm	0.12 ct
5×2.5 mm	0.14 ct
5.5×2.75 mm	0.16 ct
5.5×3 mm	0.18 ct
5×3 mm	0.20 ct
6.5×3 mm	0.23 ct
6×3 mm	0.25 ct
7×3 mm	0.30 ct
7.5×3.5 mm	0.33 ct
7×4 mm	0.34 ct
8×4 mm	0.50 ct
8.75×4.25 mm	0.70 ct
9×4.5 mm	0.75 ct
9.5×4.7 mm	0.85 ct
10×5 mm	1.00 ct
11×5.5 mm	1.25 ct
11.5×6 mm	1.33 ct
12×6 mm	1.50 ct
12.5×6.25 mm	1.75 ct
13×6.5 mm	2.00 ct
14×7 mm	2.50 ct
15×7 mm	3.00 ct
15×7.5 mm	3.25 ct
15×8 mm	3.50 ct
16×8 mm	3.86 ct
16.5×8.25 mm	4.00 ct
16.75×8.5 mm	4.50 ct
17×8.5 mm	5.00 ct
17.5×10 mm	5.50 ct
20×8 mm	7.08 ct
20×10 mm	7.94 ct
20×11 mm	9.50 ct

Emerald Cut Diamond Size Chart

Emerald mm size	Emerald carat weight
3x2mm	0.10ct
3.5x2mm	0.12ct
4x2mm	0.15ct
4x3mm	0.20ct
4.30x3mm	0.25ct
5x3mm	0.29ct
5.5×3.5mm	0.46ct
6x4mm	0.50ct
6.5×4.5mm	0.75ct
6.7×4.5mm	0.88ct
7x5mm	1.00ct
7.3×5.3mm	1.25ct
7.5×5.5mm	1.50ct
8x6mm	1.75ct
8.5×6.5mm	2.00ct
9x7mm	2.50ct
9.3×7.5mm	3.00ct
9.5×7.5mm	3.21ct
9.75×7.7mm	3.50ct
9.9×7.8mm	3.79ct
10x8mm	4.00ct
10.5×8.5mm	4.50ct
11x9mm	5.00ct
12x8mm	5.34ct
12x10mm	6.00ct
14x8mm	6.25ct
14x9mm	6.38ct
14x10mm	8.48ct
13x11mm	9.13ct
14x12mm	11.26ct
16x12mm	14.22ct

Let's Connect

Hello 👋
Can we help you?