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Radiant|Lab Grown|IGI

5.00ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG842610108

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

Certificate IGI LG842610108

Diamond specifications and retailer prices

From £611 GBP
HK$6,400 HKD
As of October 30, 2026
Save £2,381 GBP (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,993 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5ct lab-grown radiant diamond

This 5ct 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 LG842610108 or 842610108. Listed at 12 retailers as of October 30, 2026, with prices from £611 to £2,993, a £2,381 spread on the same certified stone. Brilliant Earth lists it at £2,993. 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

5.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.7°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842610108
Dimensions11.99 × 8.24 × 5.48 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.99 mm8.24 mm5.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842610108
Side View
Table 66.0%Crown 49.7°Girdle: Slightly ThickPavilion 31.9°Culet: NoneDepth 66.5%

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 30
Current: £2,993 GBP|Low: £509 GBP|High: £2,993 GBP|Avg: £1,226 GBP
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
October 31, 2026
Retailer 3£509 GBP
Retailer 9£590 GBP
Retailer 11£611 GBP
Retailer 7£661 GBP
Retailer 10£817 GBP
Retailer 4£864 GBP
Retailer 6£877 GBP
Retailer 2£1,224 GBP
Retailer 13£1,503 GBP
Retailer 5£1,779 GBP
Retailer 12£2,183 GBP
Retailer 8£2,451 GBP
Brilliant Earth£2,993 GBP

15 data points across 13 retailers

12 retailers£611 GBP to £2,993 GBP

Retailer 1
-
£590 GBP
Price last confirmed 7 days ago
A
Retailer 2
-
£611 GBP
HK$6,400 HKD
View
A
Retailer 3
-
£661 GBP
$885 USD
View
Retailer 4
-
£817 GBP
€1,042 EUR
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£864 GBP
$1,157 USD
View
A
Retailer 6
-
£877 GBP
View
B+
Retailer 7
-
£1,224 GBP
$1,640 USD
View
B
Retailer 8
-
£1,503 GBP
$2,014 USD
View
B
Retailer 9
-
£1,779 GBP
SGD 3,222 SGD
View
B
Retailer 10
-
£2,183 GBP
$2,925 USD
View
B
Retailer 11
-
£2,451 GBP
View
Most Expensive
B
Brilliant Earth
21838847A · Oct 30
£2,993 GBP
$4,010 USD
View
11 more retailers have this diamond
Prices start from £611 GBPSave up to £2,381 GBP

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
5.00ct Radiant
£611 GBP