20.00 carat    17.6 mm.
15.00 carat    16.3 mm.
10.00 carat    14.0 mm.
8.00 carat      13.0 mm.
7.00 carat      12.4 mm.
6.00 carat      11.7 mm.
5.00 carat      11.0 mm.
4.00 carat      10.2 mm.
3.00 carat9.3 mm.
2.50 carat9.0 mm.
2.25 carat8.6 mm.
2.00 carat8.2 mm.
1.75 carat7.8 mm.
1.50 carat7.4 mm.
1.25 carat7.0 mm.
1.00 carat6.5 mm.
0.85 carat6.2 mm.
0.75 carat5.9 mm.
0.65 carat5.6 mm.
0.50 carat5.2 mm.
0.40 carat4.8 mm.
0.33 carat4.4 mm.
0.25 carat4.1 mm.
0.20 carat3.8 mm.
0.15 carat3.4 mm.
0.10 carat3.0 mm.
0.07 carat2.7 mm.
0.05 carat2.5 mm.
0.03 carat2.0 mm.
How many carats is my diamond?

View how big your diamond ring must be:










What is an Ideal respectable or common carat size 
for your engagement ring in terms of budget: 
How big must be a diamond to buy? 

As a rule of thumb two months salary is the usual recommended spending on a diamond for an engagement ring or solitaire ring setting.

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Carat size              image     millimeter width
Diamond carat size comparison chart. Typical measurements, dimensions in millimeters, cm. and mages on scale for:
Rounds | Brilliant | Princess | Emerald | Pear | Oval | Heart | Trillion - Trilliant | Marquise | Radiant | Asscher | Cushion
How big are carat diamonds in size - Free Printable visual guide in tables for different shapes and respectable small, large or big stones.
View weight versus sizes of diamonds. View also size of diamond on ring, on finger and on hand
Diamond carat size 0.03 carat = 2.0 mm. image
Diamond carat size 0.05 carat = 2.5 mm. image
Diamond carat size 0.07 carat = 2.7 mm. image
Diamond carat size 2.25 carat = 8.6 mm. image
Diamond carat size 8.00 carat = 13.0 mm. image
Diamond size 20.00 carat = 17.6 mm. picture
carat size 15.00 carat = 16.3 mm. image
Diamond carat size 10.00 carat = 14.0 mm. image
Diamond carat size 6.00 carat = 11.7 mm. image
Diamond carat size 0.10 carat = 3.0 mm. image
Diamond carat size 0.15 carat = 3.4 mm. image
Diamond carat size1/5 |  0.20 carat = 3.8 mm. image
Diamond carat size 1/4 | 0.25 carat = 4.1 mm. image
Diamond carat size 0.33 carat = 4.4 mm. image
Diamond carat size 0.40 carat = 4.8 mm. image
Diamond carat size 1/2 | 0.50 carat = 5.2 mm. image
Diamond carat size 0.65 carat = 5.6 mm. image
Diamond carat size 3/4 | 0.75 carat = 5.9 mm. image
Diamond carat size 0.85 carat = 6.2 mm. image
Diamond carat size 1.00 carat = 6.5 mm. image
Diamond carat size 1.25 carat = 7.0 mm. image
Diamond carat size 1.50 carat = 7.4 mm. image
Diamond carat size 1.75 carat = 7.8 mm. image
Diamond carat size 2.00 carat = 8.2 mm. image
Diamond carat size 2.50 carat = 9.0 mm. image
Diamond carat size 3.00 carat = 9.3 mm. image
Diamond carat size 4.00 carat =  10.2 mm. image
Diamond carat size 5.00 carat = 11.0 mm. image
Diamond carat size 7.00 carat = 12.4 mm. image
Approximate exact visual and printed sizes by screen size 1280 x 800 pixels
for the Popular Brilliant Shape Ideal Round Brilliant Diamond carat size comparison, images in millimeters, centimeters. Measurements can differ! Shallow cut have a greater size / diameter than a deep cut
Buy now Excellent Antwerp diamonds at your size according to your budget
Consult our diamond buying guide Success within 48 hours!
1/10



1/5

1/4

1/3



1/2



3/4



one 4/4
 

1 ¼

1 ½

1 ¾

two


2 ¼

2 ½

three



four


five


six


seven




eight



ten




fifteen




twenty
Each diamond has its own measurements. 
Each diamond will differ from the standard millimeter dimension!
:How big is one carat - image
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Round Brilliant diamond carat size in comparison to fancy shapes
Oval diamond carat sizes
Heart diamond carat sizes
Marquise, navette diamond carat sizes
Radiant diamond carat sizes
Cushion diamond carat sizes
Asscher diamond carat sizes
Compare size by shape and cut
Emerald diamond carat sizes
Pear diamond carat sizes
Trilliant - trillion diamond carat sizes
Princess diamond carat sizes
Be aware:
The diamond size is not the weight but it is the key to estimate the carat weight.
Different Diamond Shapes description, characteristics page:  1   2   3   4   5   6   7   8   9  10  11  12  13  14  Next
How to measure the size of a mounted diamond in setting, ring and jewelry
Round brilliant

Princess

Emerald

Pear 

Oval

Heart

Marquise, navette

Radiant

Asscher

Cushion

Trillion trilliant
Compare specific brightness, appearance,
description and characteristics of Diamonds 
in different shapes.
 Email     Tel: +32 3 233 29 90 
Antwerp World Diamond Center, Diamond Exchange, Hoveniersstraat 2, Antwerp / Belgium / Europe
how big must be my diamond ring
This page was last updated on: April 26, 2015
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