GIA Certified Diamonds

(6,546)

GIA, a non-profit organisation with an outstanding reputation for diamond grading, is among the world’s leading independent research institutes for diamonds. It uses the rigorous GIA International Diamond Grading System™ to assess the quality of diamonds based on several key factors, including the 4 C’s.

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6.1 carat d FL EX Cut GIA asscher diamond
6.1 carat asscher diamond thumb image

6.1 carat asscher diamond

d | FL | EX | GIA

£27,459 £39,227

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FLAT 30% OFF

Diamond Score 88/100
Premium
7 carat d FL EX Cut GIA princess diamond
7 carat princess diamond thumb image

7 carat princess diamond

d | FL | EX | GIA

£57,282 £81,831

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FLAT 30% OFF

Diamond Score 88/100
Exceptional
1.08 carat d VVS2 EX Cut GIA round diamond
1.08 carat round diamond thumb image

1.08 carat round diamond

d | VVS2 | EX | GIA

£478 £683

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FLAT 30% OFF

Diamond Score 94/100
Exceptional
1.15 carat d VVS2 EX Cut GIA round diamond
1.15 carat round diamond thumb image

1.15 carat round diamond

d | VVS2 | EX | GIA

£509 £727

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FLAT 30% OFF

Diamond Score 94/100
Premium
1.02 carat f VS2 EX Cut GIA emerald diamond
1.02 carat emerald diamond thumb image

1.02 carat emerald diamond

f | VS2 | EX | GIA

£568 £811

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FLAT 30% OFF

Diamond Score 81/100
Good
1 carat d VS2 EX Cut GIA emerald diamond
1 carat emerald diamond thumb image

1 carat emerald diamond

d | VS2 | EX | GIA

£610 £871

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FLAT 30% OFF

Diamond Score 80/100
Premium
1.1 carat f VS2 EX Cut GIA emerald diamond
1.1 carat emerald diamond thumb image

1.1 carat emerald diamond

f | VS2 | EX | GIA

£613 £876

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FLAT 30% OFF

Diamond Score 81/100
Premium
1 carat e VS2 EX Cut GIA emerald diamond
1 carat emerald diamond thumb image

1 carat emerald diamond

e | VS2 | EX | GIA

£614 £877

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FLAT 30% OFF

Diamond Score 82/100
Premium
1.05 carat e VS2 EX Cut GIA emerald diamond
1.05 carat emerald diamond thumb image

1.05 carat emerald diamond

e | VS2 | EX | GIA

£645 £921

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FLAT 30% OFF

Diamond Score 82/100
Premium
1.13 carat e VS2 EX Cut GIA emerald diamond
1.13 carat emerald diamond thumb image

1.13 carat emerald diamond

e | VS2 | EX | GIA

£656 £937

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FLAT 30% OFF

Diamond Score 82/100
Premium
1.01 carat d VS1 EX Cut GIA emerald diamond
1.01 carat emerald diamond thumb image

1.01 carat emerald diamond

d | VS1 | EX | GIA

£664 £949

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FLAT 30% OFF

Diamond Score 84/100
Good
1.02 carat d VS2 EX Cut GIA radiant diamond
1.02 carat radiant diamond thumb image

1.02 carat radiant diamond

d | VS2 | EX | GIA

£682 £974

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FLAT 30% OFF

Diamond Score 80/100
Premium
1.02 carat e VS1 EX Cut GIA radiant diamond
1.02 carat radiant diamond thumb image

1.02 carat radiant diamond

e | VS1 | EX | GIA

£682 £974

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FLAT 30% OFF

Diamond Score 84/100
Good
1.02 carat e VS2 EX Cut GIA princess diamond
1.02 carat princess diamond thumb image

1.02 carat princess diamond

e | VS2 | EX | GIA

£686 £980

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FLAT 30% OFF

Diamond Score 80/100
Premium
1.01 carat e VS1 EX Cut GIA radiant diamond
1.01 carat radiant diamond thumb image

1.01 carat radiant diamond

e | VS1 | EX | GIA

£693 £990

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FLAT 30% OFF

Diamond Score 84/100
Good
1.01 carat d VS2 EX Cut GIA asscher diamond
1.01 carat asscher diamond thumb image

1.01 carat asscher diamond

d | VS2 | EX | GIA

£693 £990

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FLAT 30% OFF

Diamond Score 80/100
Premium
1.02 carat f VS1 EX Cut GIA heart diamond
1.02 carat heart diamond thumb image

1.02 carat heart diamond

f | VS1 | EX | GIA

£705 £1,007

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FLAT 30% OFF

Diamond Score 82/100
Premium
1 carat d VVS2 EX Cut GIA emerald diamond
1 carat emerald diamond thumb image

1 carat emerald diamond

d | VVS2 | EX | GIA

£710 £1,014

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FLAT 30% OFF

Diamond Score 84/100
Premium
1.07 carat e VS1 EX Cut GIA heart diamond
1.07 carat heart diamond thumb image

1.07 carat heart diamond

e | VS1 | EX | GIA

£720 £1,029

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FLAT 30% OFF

Diamond Score 86/100
Good
1.09 carat e VS2 EX Cut GIA emerald diamond
1.09 carat emerald diamond thumb image

1.09 carat emerald diamond

e | VS2 | EX | GIA

£723 £1,033

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FLAT 30% OFF

Diamond Score 80/100
Good
1.02 carat d VS2 EX Cut GIA pear diamond
1.02 carat pear diamond thumb image

1.02 carat pear diamond

d | VS2 | EX | GIA

£723 £1,033

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FLAT 30% OFF

Diamond Score 80/100
Premium
1.02 carat e VS1 EX Cut GIA heart diamond
1.02 carat heart diamond thumb image

1.02 carat heart diamond

e | VS1 | EX | GIA

£723 £1,033

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FLAT 30% OFF

Diamond Score 84/100
Premium
1.01 carat e VS1 EX Cut GIA princess diamond
1.01 carat princess diamond thumb image

1.01 carat princess diamond

e | VS1 | EX | GIA

£725 £1,036

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FLAT 30% OFF

Diamond Score 81/100
Good
1.07 carat f VVS2 EX Cut GIA pear diamond
1.07 carat pear diamond thumb image

1.07 carat pear diamond

f | VVS2 | EX | GIA

£730 £1,043

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FLAT 30% OFF

Diamond Score 74/100
Premium
1.02 carat d VVS2 EX Cut GIA pear diamond
1.02 carat pear diamond thumb image

1.02 carat pear diamond

d | VVS2 | EX | GIA

£737 £1,053

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FLAT 30% OFF

Diamond Score 81/100
Good
1.15 carat e VS2 EX Cut GIA round diamond
1.15 carat round diamond thumb image

1.15 carat round diamond

e | VS2 | EX | GIA

£740 £1,057

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FLAT 30% OFF

Diamond Score 80/100
Good
1.06 carat d VS2 EX Cut GIA pear diamond
1.06 carat pear diamond thumb image

1.06 carat pear diamond

d | VS2 | EX | GIA

£742 £1,060

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FLAT 30% OFF

Diamond Score 80/100
Premium
1.03 carat d VS1 EX Cut GIA round diamond
1.03 carat round diamond thumb image

1.03 carat round diamond

d | VS1 | EX | GIA

£744 £1,063

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FLAT 30% OFF

Diamond Score 81/100
Premium
1.01 carat e VVS2 EX Cut GIA emerald diamond
1.01 carat emerald diamond thumb image

1.01 carat emerald diamond

e | VVS2 | EX | GIA

£758 £1,083

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FLAT 30% OFF

Diamond Score 84/100
Premium
1.01 carat e VVS2 EX Cut GIA emerald diamond
1.01 carat emerald diamond thumb image

1.01 carat emerald diamond

e | VVS2 | EX | GIA

£758 £1,083

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FLAT 30% OFF

Diamond Score 84/100
Good
1.01 carat e VVS2 EX Cut GIA pear diamond
1.01 carat pear diamond thumb image

1.01 carat pear diamond

e | VVS2 | EX | GIA

£758 £1,083

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FLAT 30% OFF

Diamond Score 78/100
Good
1.01 carat e VVS2 EX Cut GIA pear diamond
1.01 carat pear diamond thumb image

1.01 carat pear diamond

e | VVS2 | EX | GIA

£758 £1,083

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FLAT 30% OFF

Diamond Score 78/100
Premium
1.01 carat e VVS2 EX Cut GIA emerald diamond
1.01 carat emerald diamond thumb image

1.01 carat emerald diamond

e | VVS2 | EX | GIA

£758 £1,083

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FLAT 30% OFF

Diamond Score 84/100
Premium
1.1 carat d VS1 EX Cut GIA round diamond
1.1 carat round diamond thumb image

1.1 carat round diamond

d | VS1 | EX | GIA

£775 £1,107

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FLAT 30% OFF

Diamond Score 84/100
Good
1.08 carat e VVS2 EX Cut GIA pear diamond
1.08 carat pear diamond thumb image

1.08 carat pear diamond

e | VVS2 | EX | GIA

£781 £1,116

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FLAT 30% OFF

Diamond Score 78/100
Premium
1.09 carat d VVS2 EX Cut GIA round diamond
1.09 carat round diamond thumb image

1.09 carat round diamond

d | VVS2 | EX | GIA

£788 £1,126

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FLAT 30% OFF

Diamond Score 84/100
Premium
1.1 carat d VVS2 EX Cut GIA round diamond
1.1 carat round diamond thumb image

1.1 carat round diamond

d | VVS2 | EX | GIA

£795 £1,136

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FLAT 30% OFF

Diamond Score 84/100
Premium
1.05 carat d VS1 EX Cut GIA round diamond
1.05 carat round diamond thumb image

1.05 carat round diamond

d | VS1 | EX | GIA

£835 £1,193

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FLAT 30% OFF

Diamond Score 81/100
Premium
1.06 carat d VS1 EX Cut GIA round diamond
1.06 carat round diamond thumb image

1.06 carat round diamond

d | VS1 | EX | GIA

£843 £1,204

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FLAT 30% OFF

Diamond Score 81/100
Good
1.02 carat d VVS2 EX Cut GIA cushion diamond
1.02 carat cushion diamond thumb image

1.02 carat cushion diamond

d | VVS2 | EX | GIA

£848 £1,211

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FLAT 30% OFF

Diamond Score 78/100
Premium
1.08 carat d VS1 EX Cut GIA round diamond
1.08 carat round diamond thumb image

1.08 carat round diamond

d | VS1 | EX | GIA

£859 £1,227

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FLAT 30% OFF

Diamond Score 81/100
Premium
1.08 carat d VS1 EX Cut GIA round diamond
1.08 carat round diamond thumb image

1.08 carat round diamond

d | VS1 | EX | GIA

£859 £1,227

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FLAT 30% OFF

Diamond Score 81/100
Premium
1.07 carat d VVS2 EX Cut GIA radiant diamond
1.07 carat radiant diamond thumb image

1.07 carat radiant diamond

d | VVS2 | EX | GIA

£866 £1,237

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FLAT 30% OFF

Diamond Score 81/100
Good
1.5 carat d VS2 EX Cut GIA emerald diamond
1.5 carat emerald diamond thumb image

1.5 carat emerald diamond

d | VS2 | EX | GIA

£866 £1,237

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FLAT 30% OFF

Diamond Score 80/100
Premium
1.09 carat d VS1 EX Cut GIA round diamond
1.09 carat round diamond thumb image

1.09 carat round diamond

d | VS1 | EX | GIA

£867 £1,239

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FLAT 30% OFF

Diamond Score 81/100
Premium
1.57 carat d VS2 EX Cut GIA emerald diamond
1.57 carat emerald diamond thumb image

1.57 carat emerald diamond

d | VS2 | EX | GIA

£867 £1,239

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FLAT 30% OFF

Diamond Score 82/100
Good
1.32 carat e VS2 EX Cut GIA round diamond
1.32 carat round diamond thumb image

1.32 carat round diamond

e | VS2 | EX | GIA

£870 £1,243

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FLAT 30% OFF

Diamond Score 77/100
Good
1.4 carat e VS2 EX Cut GIA round diamond
1.4 carat round diamond thumb image

1.4 carat round diamond

e | VS2 | EX | GIA

£872 £1,246

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FLAT 30% OFF

Diamond Score 80/100
Good
1.51 carat d VS2 EX Cut GIA emerald diamond
1.51 carat emerald diamond thumb image

1.51 carat emerald diamond

d | VS2 | EX | GIA

£872 £1,246

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FLAT 30% OFF

Diamond Score 80/100
Premium
1.03 carat e VVS2 EX Cut GIA cushion diamond
1.03 carat cushion diamond thumb image

1.03 carat cushion diamond

e | VVS2 | EX | GIA

£876 £1,251

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FLAT 30% OFF

Diamond Score 81/100
Premium
1.04 carat e VVS2 EX Cut GIA round diamond
1.04 carat round diamond thumb image

1.04 carat round diamond

e | VVS2 | EX | GIA

£879 £1,256

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FLAT 30% OFF

Diamond Score 81/100
Premium
1.04 carat e VVS2 EX Cut GIA round diamond
1.04 carat round diamond thumb image

1.04 carat round diamond

e | VVS2 | EX | GIA

£879 £1,256

Add to Compare

FLAT 30% OFF

Diamond Score 81/100
Good
1.01 carat d VVS2 EX Cut GIA round diamond
1.01 carat round diamond thumb image

1.01 carat round diamond

d | VVS2 | EX | GIA

£887 £1,267

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FLAT 30% OFF

Diamond Score 78/100
Premium
1.14 carat e VVS2 EX Cut GIA round diamond
1.14 carat round diamond thumb image

1.14 carat round diamond

e | VVS2 | EX | GIA

£891 £1,273

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FLAT 30% OFF

Diamond Score 81/100
Good
1.3 carat e VS2 EX Cut GIA round diamond
1.3 carat round diamond thumb image

1.3 carat round diamond

e | VS2 | EX | GIA

£895 £1,279

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FLAT 30% OFF

Diamond Score 77/100
Good
1.44 carat d VS2 EX Cut GIA round diamond
1.44 carat round diamond thumb image

1.44 carat round diamond

d | VS2 | EX | GIA

£895 £1,279

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FLAT 30% OFF

Diamond Score 80/100
Premium
1.54 carat e VS2 EX Cut GIA pear diamond
1.54 carat pear diamond thumb image

1.54 carat pear diamond

e | VS2 | EX | GIA

£896 £1,280

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FLAT 30% OFF

Diamond Score 82/100
Good
1.2 carat d VS2 EX Cut GIA round diamond
1.2 carat round diamond thumb image

1.2 carat round diamond

d | VS2 | EX | GIA

£900 £1,286

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FLAT 30% OFF

Diamond Score 77/100
Good
1.01 carat d VS1 EX Cut GIA round diamond
1.01 carat round diamond thumb image

1.01 carat round diamond

d | VS1 | EX | GIA

£918 £1,311

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FLAT 30% OFF

Diamond Score 78/100
Premium
1.08 carat d VVS1 EX Cut GIA round diamond
1.08 carat round diamond thumb image

1.08 carat round diamond

d | VVS1 | EX | GIA

£920 £1,314

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FLAT 30% OFF

Diamond Score 85/100

GIA Diamonds

Buying lab diamond jewellery is something that all of us want to own because it is versatile enough to style for every occasion. If you know all the steps to a href="/uk/diamond-jewellery">buying lab diamond jewellery, we are sure you are ready for the purchase. But before that, help us tick down all the boxes before you buy lab diamond jewellery. Have you set a budget? Because your budget will help you list down all the options that fit your budget. After you have set your budget, you need to check the 4 C’s of the diamond, which will help you get the best diamond specifications, depending on your budget. After this, you can select the type of fine jewellery: do you want to go with an engagement ring, an anniversary band, or a lab diamond necklace? But in all this, one thing that is often missed by most buyers is the diamond certification.

Choosing a lab grown diamond for your jewellery offers you the liberty to get a bigger stone at very reasonable and pocket-friendly prices. Usually, the price of a lab diamond is 40%–90% less than that of those exorbitantly priced mined ones. The reason why we suggest you go with a lab grown diamond over a mined one is because these diamonds match your eco-conscious choices. Wouldn’t it be great if your jewellery matched your values?

The best thing about lab diamonds is that you exactly know about their origin, they are both conflict-free and Earth-kind. At Friendly Diamonds, we use renewable energy to create these gems, which results in reduced environmental impact. You can check our website and feel free to scroll through a wide selection of 100,000+ loose lab diamonds with high-quality and exceptional brilliance. Every diamond in our collection is graded by the popular diamond grading institutes, IGI and GIA. A GIA-certified diamond or an IGI-certified diamond offers you an additional layer of security that is a must if you are purchasing a precious thing like a diamond. A certified lab diamond is known to be more valuable because the grading report helps you know about the authenticity of the diamond and the fact that the diamond you have bought is of high-quality.
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GIA Certified Diamonds FAQs

Are GIA-certified diamonds better?

How do I verify the authenticity of a GIA certification?

Why is a GIA certification important for a diamond?

Can I buy a GIA-certified lab diamond online?

How does GIA certification affect the value of a diamond?