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Round|Lab Grown|IGI

2.40ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG840666627

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840666627

Diamond specifications and retailer prices

From €446 EUR
$498 USD
As of October 29, 2026
Save €3,591 EUR (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €4,037 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.4ct lab-grown round diamond

This 2.4ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840666627 or 840666627. Listed at 23 retailers as of October 29, 2026, with prices from €446 to €4,037, a €3,591 spread on the same certified stone. Brilliant Earth lists it at €4,037. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.40
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840666627
Dimensions8.64 × 8.70 × 5.31 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.64 mm8.70 mm2.40 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840666627
Side View
Table 55.0%Crown 31.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €4,037 EUR|Low: €428 EUR|High: €7,214 EUR|Avg: €1,485 EUR|-44.0%
Brilliant Earth
Retailer 2
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Retailer 23
November 1, 2026
Retailer 4€446 EUR
Retailer 6€499 EUR
Retailer 11€499 EUR
Retailer 3€552 EUR
Retailer 12€552 EUR
Retailer 2€615 EUR
Retailer 22€676 EUR
Retailer 7€738 EUR
Retailer 17€837 EUR
Retailer 5€859 EUR
Retailer 13€916 EUR
Retailer 19€1,226 EUR
Retailer 18€1,280 EUR
Retailer 21€1,333 EUR
Retailer 10€1,412 EUR
Retailer 14€1,453 EUR
Retailer 9€1,799 EUR
Retailer 16€1,814 EUR
Retailer 8€1,918 EUR
Retailer 23€1,918 EUR
Retailer 20€2,318 EUR
Retailer 15€3,106 EUR
Brilliant Earth€4,037 EUR

26 data points across 23 retailers

23 retailers€446 EUR to €4,037 EUR

A
Cheapest Retailer
-
€446 EUR
$498 USD
A
Retailer 2
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€499 EUR
$557 USD
View
A
Retailer 3
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€499 EUR
$557 USD
View
Final sale: no returns
Retailer 4
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€552 EUR
$617 USD
View
Price last confirmed 16 days ago
A
Retailer 5
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€552 EUR
$617 USD
View
A
Retailer 6
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€615 EUR
£541 GBP
View
A
Retailer 7
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€676 EUR
$755 USD
View
A
Retailer 8
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€738 EUR
$825 USD
View
A
Retailer 9
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€837 EUR
View
A
Retailer 10
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€859 EUR
$960 USD
View
A
Retailer 11
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€916 EUR
£806 GBP
View
A
Retailer 12
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€1,226 EUR
A$2,107 AUD
View
A
Retailer 13
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€1,280 EUR
$1,430 USD
View
A
Retailer 14
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€1,333 EUR
ZAR 24,050 ZAR
View
A
Retailer 15
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€1,412 EUR
$1,578 USD
View
A
Retailer 16
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€1,453 EUR
$1,623 USD
View
B+
Retailer 17
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€1,799 EUR
$2,010 USD
View
B+
Retailer 18
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€1,801 EUR
$2,012 USD
View
B+
Retailer 19
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€1,918 EUR
$2,143 USD
View
B+
Retailer 20
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€1,918 EUR
$2,143 USD
View
B+
Retailer 21
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€2,318 EUR
£2,039 GBP
View
Retailer 22
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€3,106 EUR
$3,470 USD
View
Price last confirmed 25 days ago
Most Expensive
B
Brilliant Earth
21716845A · Oct 31
€4,037 EUR
$4,510 USD
View
22 more retailers have this diamond
Prices start from €446 EURSave up to €3,591 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.40ct Round
€446 EUR