Diamond Carat Size Chart

Round Diamond Size Chart

Size (mm)Weight (ct)Size (mm)Weight (ct)
0.80.00352.40.0618
0.90.00402.40.0630
1.000.00452.50.0655
1.050.00502.50.0690
1.050.00552.60.0726
1.100.00632.60.0745
1.100.00692.70.0800
1.150.00742.70.0850
1.150.00782.80.0910
1.200.00832.80.0950
1.200.00872.90.1020
1.250.00912.90.1083
1.250.00963.00.1110
1.300.01033.00.1150
1.300.01083.10.1200
1.350.01153.10.1290
1.350.01253.20.1340
1.400.01353.20.1417
1.400.01403.30.1470
1.450.01453.30.1533
1.450.01543.40.1580
1.500.01593.40.1646
1.500.01653.50.1680
1.550.01723.60.1820
1.550.01883.70.1989
1.600.01953.80.2060
1.600.02103.90.2300
1.700.02154.00.2460
1.700.02404.10.2550
1.800.02674.20.2650
1.800.02804.30.3000
1.900.03054.40.3200
1.900.03204.50.3400
2.000.03474.750.44
2.000.03805.000.46
2.100.04175.250.56
2.100.04305.50.66
2.200.04645.750.76
2.200.04806.000.84
2.30.05406.250.93
2.30.05506.51.03
6.751.24

Princess Cut Diamond Chart

Size (mm)Weight (ct)Size (mm)Weight (ct)Size (mm)Weight (ct)Size (mm)Weight (ct)
1.2 x 1.20.0122.1 x 2.10.0552.9 x 2.90.1493.8 x 3.70.325
1.2 x 1.10.0112.1 x 2.00.0522.9 x 2.80.1363.8 x 3.60.319
1.3 x 1.30.0142.1 x 1.90.0492.9 x 2.70.1263.9 x 3.90.347
1.3 x 1.20.0132.1 x 1.80.0462.9 x 2.60.1183.9 x 3.80.338
1.4 x 1.40.0202.2 x 2.20.0643.0 x 3.00.1723.9 x 3.70.329
1.4 x 1.30.0192.2 x 2.10.0603.0 x 2.90.15340.39
1.4 x 1.20.0192.2 x 2.00.0573.0 x 2.80.1424.250.44
1.4 x 1.10.0182.2 x 1.90.0533.0 x 2.70.1334.50.56
1.5 x 1.50.0222.3 x 2.30.0743.1 x 3.10.1854.750.64
1.5 x 1.40.0212.3 x 2.20.0703.1 x 3.00.17050.71
1.5 x 1.30.0202.32 x 2.10.0663.1 x 2.90.1595.250.75
1.5 x 1.20.0192.3 x 2.00.0603.1 x 2.80.1505.50.99
1.6 x 1.60.0252.4 x 2.40.0853.2 x 3.20.1985.751.11
1.6 x 1.50.0232.4 x 2.30.0783.2 x 3.10.18561.25
1.6 x 1.40.0222.4 x 2.20.0733.2 x 3.00.1776.251.39
1.6 x 1.30.0212.4 x 2.10.0683.2 x 2.90.1706.51.59
1.7 x 1.70.0292.5 x 2.50.0973.3 x 3.30.2056.751.75
1.7 x 1.60.0272.5 x 2.40.0893.3 x 3.20.20271.96
1.7 x 1.50.0252.5 x 2.30.0833.3 x 3.10.1987.252.01
1.7 x 1.40.0232.5 x 2.20.0773.4 x 3.40.2417.52.4
1.8 x 1.80.0342.6 x 2.60.1103.4 x 3.30.2357.752.74
1.8 x 1.70.0322.6 x 2.50.1003.4. x 3.20.23083.01
1.8 x 1.60.0302.6 x 2.40.0923.5 x 3.50.2648.253.24
1.8 x 1.50.0282.6 x 2.30.0863.5 x 3.40.2528.53.67
1.9 x 1.90.0402.7 x 2.70.1233.5 x 3.30.2488.754.1
1.9 x 1.80.0382.7 x 2.60.1103.6 x 3.60.26994.12
1.9 x 1.70.0362.7 x 2.50.1023.6 x 3.50.2629.55.09
1.9 x 1.60.0342.7 x 2.40.0953.6 x 3.40.2569.755.36
2.0 x 2.00.0512.8 x 2.80.1363.7 x 3.70.321105.62
2.0 x 1.90.0452.8 x 2.70.1233.7 x 3.60.31610.255.76
2.0 x 1.80.0432.8 x 2.60.1143.7 x 3.50.29010.55.9
2.0 x 1.70.0412.8 x 2.50.1063.8 x 3.80.327117.44
11.59.44129.52

Cushion Shape Diamonds

Size (mm)Weight (ct)Size (mm)Weight (ct)Size (mm)Weight (ct)
40.256.51.03103.87
4.50.366.751.2410.54.41
50.4671.28114.91
5.250.567.51.6711.55.85
5.50.6682.04126.84
5.750.768.52.43138.51
60.8492.751410.49
6.250.939.53.351512.89

Emerald Shape Diamonds

Size (mm)Weight (ct)Size (mm)Weight (ct)Size (mm)Weight (ct)
3 x 20.17 x 51.0611 x 95.21
3.5 x 20.127.25 x 5.251.2412 x 85.34
4 x 20.157.5 x 5.51.4512 x 106
4 x 30.28 x 61.7413 x 96.38
5 x 30.298.5 x 6.52.1714 x 86.25
5.5. x 3.50.469 x 72.6214 x 108.48
5.5 x 40.489.5 x 7.53.2113 x 119.13
6 x 40.6610 x 73.0114 x 1211.26
6.5 x 4.50.8810 x 83.7916 x 1214.22

Oval Shape Diamonds

Size (mm)Weight (ct)Size (mm)Weight (ct)Size (mm)Weight (ct)
4.5 x 3.50.218 x 61.2114 x 105.81
5 x 30.218.5 x 6.51.4613 x 116.05
5 x 40.329 x 61.4114 x 128.21
5.5 x 3.50.339 x 71.8615 x 128.75
6 x 40.4310 x 82.5416 x 129.32
6.5 x 4.50.6510.5 x 8.52.8816 x 1411.88
6.5 x 50.6111 x 93.8518 x 1312.86
7 x 50.7612 x 84.9920 x 1514.96
7.5 x 5.50.9812 x 105.05

Marquise Shape Diamonds

Size (mm)Weight (ct)Size (mm)Weight (ct)Size (mm)Weight (ct)
3 x 1.50.0257 x 30.312 x 6.51.71
3.5 x 1.750.0657 x 3.50.3313 x 6.52.11
3.5 x 20.077.5 x 3.50.3514 x 72.48
4 x 20.17 x 40.414 x 83
3.75 x 1.750.118 x 40.4715 x 73.09
4.5 x 2.250.129 x 4.50.7115 x 7.53.12
5 x 2.250.149 x 50.7615 x 83.44
5 x 30.29.5 x 50.8516 x 83.86
5.5 x 2.750.1610 x 50.9517 x 8.54.88
5.5 x 30.1811 x 6.51.2517.5 x 105.5
6 x 30.2511.5 x 61.3320 x 87.08
6.5 x 30.2912 x 61.6220 x 107.94
20 x 119.5