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Oval|Lab Grown|IGI

4.02ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG719544258

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG719544258

Diamond specifications and retailer prices

From $671 AUD
$471 USD
As of October 29, 2026
Save $4,155 AUD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,826 AUD at Brilliant Earth · As of October 29, 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 LG719544258 or 719544258. Listed at 18 retailers as of October 29, 2026, with prices from $671 to $4,826, a $4,155 spread on the same certified stone. Brilliant Earth lists it at $4,826. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG719544258
Dimensions13.06 × 8.87 × 5.50 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.06 mm8.87 mm4.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG719544258
Side View
Table 60.0%Crown 32.3°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 62.0%

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 29
Current: $4,826 AUD|Low: $643 AUD|High: $4,826 AUD|Avg: $1,753 AUD
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
October 31, 2026
Retailer 14$671 AUD
Retailer 8$749 AUD
Retailer 13$750 AUD
Retailer 6$831 AUD
Retailer 10$1,032 AUD
Retailer 2$1,245 AUD
Retailer 16$1,300 AUD
Retailer 5$1,308 AUD
Retailer 9$1,368 AUD
Retailer 12$1,940 AUD
Retailer 15$1,960 AUD
Retailer 3$2,672 AUD
Retailer 7$2,715 AUD
Retailer 4$2,794 AUD
Retailer 11$3,057 AUD
Brilliant Earth$4,826 AUD

45 data points across 16 retailers

18 retailers$671 AUD to $4,826 AUD

A
Cheapest Retailer
-
$671 AUD
$471 USD
A
Retailer 2
-
$749 AUD
$526 USD
View
Final sale: no returns
A
Retailer 3
-
$750 AUD
$527 USD
View
Retailer 4
-
$831 AUD
$584 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$831 AUD
$584 USD
View
A
Retailer 6
-
$1,032 AUD
$725 USD
View
A
Retailer 7
-
$1,245 AUD
€833 EUR
View
B+
Retailer 8
-
$1,300 AUD
$913 USD
View
A
Retailer 9
-
$1,308 AUD
$919 USD
View
A
Retailer 10
-
$1,368 AUD
£756 GBP
View
B+
Retailer 11
-
$1,940 AUD
$1,363 USD
View
B+
Retailer 12
-
$1,960 AUD
$1,377 USD
View
Retailer 13
-
$2,143 AUD
$1,505 USD
View
Price last confirmed 45 days ago
B
Retailer 14
-
$2,672 AUD
$1,877 USD
View
B
Retailer 15
-
$2,715 AUD
$1,907 USD
View
B
Retailer 16
-
$2,794 AUD
$1,963 USD
View
B
Retailer 17
-
$3,057 AUD
£1,691 GBP
View
Most Expensive
B
Brilliant Earth
15688893A · Oct 29
$4,826 AUD
$3,390 USD
View
17 more retailers have this diamond
Prices start from $671 AUDSave up to $4,155 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
$671 AUD