Radiant|Lab Grown|IGI

5.03ct E SI1 Radiant Lab Grown Diamond

GD • E/SI1 • IGI LG614322888

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

Certificate IGI LG614322888

Diamond specifications and retailer prices

From €447 EUR
$499 USD
As of October 30, 2026
Save €3,304 EUR (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €3,750 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.03ct lab-grown radiant diamond

This 5.03ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG614322888 or 614322888. Listed at 15 retailers as of October 30, 2026, with prices from €447 to €3,750, a €3,304 spread on the same certified stone. Brilliant Earth lists it at €3,750. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

5.03
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG614322888
Dimensions11.89 × 8.48 × 5.77 mm
L/W Ratio1.40
Culet sizePointed
Top View
11.89 mm8.48 mm5.03 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG614322888
Side View
Table 66.0%Crown 43°Girdle: MediumPavilion 35.1°Culet: NoneDepth 68.0%

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 30
Current: €3,750 EUR|Low: €447 EUR|High: €4,538 EUR|Avg: €1,362 EUR|-17.4%
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
Retailer 15
Retailer 16
November 1, 2026
Retailer 15€447 EUR
Retailer 12€500 EUR
Retailer 3€554 EUR
Retailer 4€554 EUR
Retailer 14€583 EUR
Retailer 11€680 EUR
Retailer 5€861 EUR
Retailer 9€891 EUR
Retailer 2€915 EUR
Retailer 7€955 EUR
Retailer 13€1,430 EUR
Retailer 16€1,458 EUR
Retailer 8€1,769 EUR
Retailer 10€2,326 EUR
Retailer 6€2,641 EUR
Brilliant Earth€3,750 EUR

34 data points across 16 retailers

15 retailers€447 EUR to €3,750 EUR

A
Cheapest Retailer
-
€447 EUR
$499 USD
B+
Retailer 2
-
€500 EUR
$559 USD
View
B+
Retailer 3
-
€554 EUR
$619 USD
View
Retailer 4
-
€554 EUR
$619 USD
View
Price last confirmed 15 days ago
Retailer 5
-
€583 EUR
£513 GBP
View
Price last confirmed 15 days ago
B+
Retailer 6
-
€680 EUR
$760 USD
View
B
Retailer 7
-
€861 EUR
$962 USD
View
B+
Retailer 8
-
€891 EUR
View
B+
Retailer 9
-
€915 EUR
£805 GBP
View
B+
Retailer 10
-
€955 EUR
$1,067 USD
View
B
Retailer 11
-
€1,430 EUR
$1,598 USD
View
B
Retailer 12
-
€1,458 EUR
$1,629 USD
View
B
Retailer 13
-
€1,769 EUR
$1,976 USD
View
B
Retailer 14
-
€2,326 EUR
£2,046 GBP
View
Most Expensive
B
Brilliant Earth
8860801A · Oct 31
€3,750 EUR
$4,190 USD
View
14 more retailers have this diamond
Prices start from €447 EURSave up to €3,304 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
5.03ct Radiant
€447 EUR