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Radiant|Lab Grown|IGI

5.06ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG826673845

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

Certificate IGI LG826673845

Diamond specifications and retailer prices

From €745 EUR
HK$6,500 HKD
As of October 31, 2026
Save €2,925 EUR (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,670 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.06ct lab-grown radiant diamond

This 5.06ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG826673845 or 826673845. Listed at 10 retailers as of October 31, 2026, with prices from €745 to €3,670, a €2,925 spread on the same certified stone. Brilliant Earth lists it at €3,670. 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

5.06
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826673845
Dimensions11.98 × 8.54 × 5.43 mm
L/W Ratio1.40
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.98 mm8.54 mm5.06 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826673845
Side View
Table 67.0%Crown 46.4°Girdle: Slightly ThickPavilion 32.2°Culet: NoneDepth 63.6%

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 31
Current: €3,670 EUR|Low: €745 EUR|High: €4,252 EUR|Avg: €1,982 EUR|-13.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 8€745 EUR
Retailer 2€993 EUR
Retailer 7€1,048 EUR
Retailer 3€1,065 EUR
Retailer 6€1,486 EUR
Retailer 9€1,844 EUR
Retailer 10€2,160 EUR
Retailer 5€2,645 EUR
Retailer 4€2,973 EUR
Brilliant Earth€3,670 EUR

39 data points across 10 retailers

10 retailers€745 EUR to €3,670 EUR

A
Cheapest Retailer
-
€745 EUR
HK$6,500 HKD
A
Retailer 2
-
€993 EUR
View
B+
Retailer 3
-
€1,048 EUR
$1,171 USD
View
A
Retailer 4
-
€1,065 EUR
£937 GBP
View
B+
Retailer 5
-
€1,486 EUR
$1,660 USD
View
B+
Retailer 6
-
€1,844 EUR
$2,060 USD
View
B
Retailer 7
-
€2,160 EUR
SGD 3,261 SGD
View
B
Retailer 8
-
€2,645 EUR
$2,955 USD
View
B
Retailer 9
-
€2,973 EUR
£2,615 GBP
View
Most Expensive
B
Brilliant Earth
21013578A · Oct 31
€3,670 EUR
$4,100 USD
View
9 more retailers have this diamond
Prices start from €745 EURSave up to €2,925 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
5.06ct Radiant
€745 EUR