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Radiant|Lab Grown|IGI

5.08ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG614397793

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

Certificate IGI LG614397793

Diamond specifications and retailer prices

From $1,666 AUD
$1,170 USD
As of October 31, 2026
Save $5,452 AUD (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $7,118 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.08ct lab-grown radiant diamond

This 5.08ct 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 LG614397793 or 614397793. Listed at 7 retailers as of October 30, 2026, with prices from $1,666 to $7,118, a $5,452 spread on the same certified stone. Brilliant Earth lists it at $7,118. 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

5.08
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG614397793
Dimensions9.68 × 9.54 × 6.27 mm
L/W Ratio1.01
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
9.68 mm9.54 mm5.08 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG614397793
Side View
Table 66.0%Crown 43.6°Girdle: MediumPavilion 35.9°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $7,118 AUD|Low: $1,051 AUD|High: $7,958 AUD|Avg: $2,973 AUD|-10.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 7$1,055 AUD
Retailer 4$1,666 AUD
Retailer 3$1,697 AUD
Retailer 5$1,751 AUD
Retailer 6$1,784 AUD
Retailer 2$4,618 AUD
Brilliant Earth$7,118 AUD

23 data points across 7 retailers

7 retailers$1,666 AUD to $7,118 AUD

Retailer 1
-
$1,055 AUD
£583 GBP
Price last confirmed 23 days ago
B+
Retailer 2
-
$1,666 AUD
$1,170 USD
View
Retailer 3
-
$1,697 AUD
€1,135 EUR
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$1,751 AUD
$1,230 USD
View
B+
Retailer 5
-
$1,784 AUD
$1,253 USD
View
B
Retailer 6
-
$4,618 AUD
£2,554 GBP
View
Most Expensive
B
Brilliant Earth
8852134A · Oct 30
$7,118 AUD
$5,000 USD
View
6 more retailers have this diamond
Prices start from $1,666 AUDSave up to $5,452 AUD

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.

B+
5.08ct Radiant
$1,666 AUD