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Radiant|Lab Grown|IGI

5.01ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG618490821

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

Certificate IGI LG618490821

Diamond specifications and retailer prices

From €722 EUR
HK$6,300 HKD
As of October 27, 2026
Save €3,172 EUR (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €3,894 EUR at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 5.01ct lab-grown radiant diamond

This 5.01ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG618490821 or 618490821. Listed at 18 retailers as of October 26, 2026, with prices from €722 to €3,894, a €3,172 spread on the same certified stone. Brilliant Earth lists it at €3,894. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.01
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.4°
Pavilion angle30.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618490821
Dimensions11.49 × 8.31 × 5.63 mm
L/W Ratio1.38
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.49 mm8.31 mm5.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618490821
Side View
Table 69.0%Crown 49.4°Girdle: MediumPavilion 30.7°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
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 27
Current: €3,894 EUR|Low: €511 EUR|High: €4,180 EUR|Avg: €1,401 EUR|-6.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 25, 2026
Retailer 11€533 EUR
Retailer 5€597 EUR
Retailer 14€597 EUR
Retailer 12€661 EUR
Retailer 6€886 EUR
Retailer 4€975 EUR
Retailer 7€1,018 EUR
Retailer 9€1,041 EUR
Retailer 8€1,061 EUR
Retailer 10€1,435 EUR
Retailer 13€1,737 EUR
Retailer 3€2,087 EUR
Retailer 2€2,871 EUR
Brilliant Earth€3,894 EUR

36 data points across 14 retailers

18 retailers€722 EUR to €3,894 EUR

Retailer 1
-
€533 EUR
$595 USD
Price last confirmed 9 days ago
Retailer 2
-
€597 EUR
$667 USD
View
Price last confirmed 8 days ago
Retailer 3
-
€661 EUR
$738 USD
View
Price last confirmed 7 days ago
Retailer 4
-
€661 EUR
$738 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
€722 EUR
HK$6,300 HKD
View
Retailer 6
-
€886 EUR
$990 USD
View
Price last confirmed 12 days ago
A
Retailer 7
-
€975 EUR
$1,089 USD
View
Retailer 8
-
€1,018 EUR
£895 GBP
View
Price last confirmed 8 days ago
Retailer 9
-
€1,041 EUR
View
Price last confirmed 9 days ago
Retailer 10
-
€1,061 EUR
$1,185 USD
View
Price last confirmed 6 days ago
B+
Retailer 11
-
€1,162 EUR
$1,298 USD
View
B
Retailer 12
-
€1,435 EUR
$1,603 USD
View
Retailer 13
-
€1,737 EUR
$1,941 USD
View
Price last confirmed 7 days ago
Retailer 14
-
€2,087 EUR
SGD 3,151 SGD
View
Price last confirmed 8 days ago
B
Retailer 15
-
€2,137 EUR
$2,388 USD
View
B
Retailer 16
-
€2,871 EUR
£2,526 GBP
View
Retailer 17
-
€3,884 EUR
$4,340 USD
View
Most Expensive
B
Brilliant Earth
15028183A · Oct 26
€3,894 EUR
$4,350 USD
View
17 more retailers have this diamond
Prices start from €722 EURSave up to €3,172 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
5.01ct Radiant
€722 EUR