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Oval|Lab Grown|IGI

4.02ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG804663225

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG804663225

Diamond specifications and retailer prices

From $660 AUD
£365 GBP
As of October 30, 2026
Save $6,401 AUD (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,061 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.02ct lab-grown oval diamond

This 4.02ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG804663225 or 804663225. Listed at 17 retailers as of October 30, 2026, with prices from $660 to $7,061, a $6,401 spread on the same certified stone. Brilliant Earth lists it at $7,061. 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

4.02
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804663225
Dimensions12.57 × 8.97 × 5.48 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.57 mm8.97 mm4.02 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804663225
Side View
Table 60.0%Crown 36.8°Girdle: MED-THKPavilion 39.5°Culet: NoneDepth 61.1%

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: $7,061 AUD|Low: $658 AUD|High: $7,574 AUD|Avg: $2,265 AUD|-5.9%
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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 14$660 AUD
Retailer 3$712 AUD
Retailer 12$712 AUD
Retailer 2$789 AUD
Retailer 4$789 AUD
Retailer 15$989 AUD
Retailer 7$1,056 AUD
Retailer 10$1,230 AUD
Retailer 6$1,270 AUD
Retailer 13$1,304 AUD
Retailer 9$1,949 AUD
Retailer 17$2,120 AUD
Retailer 11$2,535 AUD
Retailer 8$2,581 AUD
Retailer 5$2,689 AUD
Retailer 16$2,900 AUD
Brilliant Earth$7,061 AUD

43 data points across 17 retailers

17 retailers$660 AUD to $7,061 AUD

A
Cheapest Retailer
-
$660 AUD
£365 GBP
A
Retailer 2
-
$712 AUD
$500 USD
View
Final sale: no returns
A
Retailer 3
-
$712 AUD
$500 USD
View
Retailer 4
-
$789 AUD
$554 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$789 AUD
$554 USD
View
A
Retailer 6
-
$989 AUD
$695 USD
View
B+
Retailer 7
-
$1,056 AUD
$742 USD
View
A
Retailer 8
-
$1,230 AUD
€823 EUR
View
A
Retailer 9
-
$1,270 AUD
$892 USD
View
A
Retailer 10
-
$1,304 AUD
£721 GBP
View
B+
Retailer 11
-
$1,949 AUD
$1,369 USD
View
B+
Retailer 12
-
$2,120 AUD
$1,489 USD
View
B+
Retailer 13
-
$2,535 AUD
$1,781 USD
View
B+
Retailer 14
-
$2,581 AUD
$1,813 USD
View
B
Retailer 15
-
$2,689 AUD
$1,889 USD
View
B
Retailer 16
-
$2,900 AUD
£1,604 GBP
View
Most Expensive
B
Brilliant Earth
20518074A · Oct 31
$7,061 AUD
$4,960 USD
View
16 more retailers have this diamond
Prices start from $660 AUDSave up to $6,401 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.

A
4.02ct Oval
$660 AUD