Radiant|Lab Grown|IGI

5.15ct F VS2 Radiant Lab Grown Diamond

EX • F/VS2 • IGI LG665443193

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG665443193

Diamond specifications and retailer prices

From €673 EUR
$752 USD
As of October 30, 2026
Save €3,310 EUR (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €3,983 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.15ct lab-grown radiant diamond

This 5.15ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665443193 or 665443193. Listed at 23 retailers as of October 30, 2026, with prices from €673 to €3,983, a €3,310 spread on the same certified stone. Brilliant Earth lists it at €3,983. 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

5.15
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665443193
Dimensions12.51 × 8.41 × 5.63 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.51 mm8.41 mm5.15 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665443193
Side View
Table 65.0%Crown 43.8°Girdle: Slightly ThickPavilion 35.3°Culet: NoneDepth 66.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €3,983 EUR|Low: €640 EUR|High: €3,983 EUR|Avg: €1,843 EUR
Brilliant Earth
Retailer 2
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Retailer 19
November 1, 2026
Retailer 5€673 EUR
Retailer 4€732 EUR
Retailer 10€781 EUR
Retailer 11€781 EUR
Retailer 12€859 EUR
Retailer 3€940 EUR
Retailer 13€1,243 EUR
Retailer 15€1,243 EUR
Retailer 19€1,263 EUR
Retailer 6€1,720 EUR
Retailer 18€1,724 EUR
Retailer 7€2,195 EUR
Retailer 8€2,428 EUR
Retailer 14€2,639 EUR
Retailer 9€2,693 EUR
Retailer 16€2,976 EUR
Retailer 2€3,065 EUR
Retailer 17€3,110 EUR
Brilliant Earth€3,983 EUR

34 data points across 19 retailers

23 retailers€673 EUR to €3,983 EUR

A
Cheapest Retailer
-
€673 EUR
$752 USD
A
Retailer 2
-
€732 EUR
$818 USD
View
A
Retailer 3
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€747 EUR
$834 USD
View
Final sale: no returns
A
Retailer 4
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€781 EUR
$872 USD
View
Retailer 5
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€781 EUR
$872 USD
View
Price last confirmed 15 days ago
A
Retailer 6
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€859 EUR
£756 GBP
View
A
Retailer 7
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€928 EUR
HK$8,100 HKD
View
A
Retailer 8
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€940 EUR
$1,050 USD
View
A
Retailer 9
-
€1,243 EUR
£1,094 GBP
View
A
Retailer 10
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€1,243 EUR
View
B+
Retailer 11
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€1,263 EUR
$1,411 USD
View
B+
Retailer 12
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€1,720 EUR
$1,922 USD
View
B+
Retailer 13
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€1,724 EUR
$1,926 USD
View
B+
Retailer 14
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€2,195 EUR
$2,452 USD
View
B
Retailer 15
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€2,428 EUR
£2,136 GBP
View
B
Retailer 16
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€2,589 EUR
$2,893 USD
View
B
Retailer 17
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€2,639 EUR
$2,948 USD
View
B
Retailer 18
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€2,676 EUR
SGD 4,040 SGD
View
Retailer 19
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€2,693 EUR
$3,008 USD
View
Price last confirmed 14 days ago
B
Retailer 20
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€2,976 EUR
A$5,115 AUD
View
B
Retailer 21
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€3,065 EUR
£2,696 GBP
View
Retailer 22
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€3,110 EUR
$3,475 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
18299745A · Oct 31
€3,983 EUR
$4,450 USD
View
22 more retailers have this diamond
Prices start from €673 EURSave up to €3,310 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
5.15ct Radiant
€673 EUR