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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 $471 USD
As of October 29, 2026
Save $2,919 USD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,390 USD 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 17 retailers as of October 29, 2026, with prices from $471 to $3,390, a $2,919 spread on the same certified stone. Brilliant Earth lists it at $3,390. 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
Color
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: $3,390 USD|Low: $526 USD|High: $3,490 USD|Avg: $1,448 USD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 4$526 USD
Retailer 5$725 USD
Retailer 10$913 USD
Retailer 12$919 USD
Retailer 7$925 USD
Retailer 2$969 USD
Retailer 8$1,363 USD
Retailer 9$1,377 USD
Retailer 3$1,907 USD
Retailer 11$1,963 USD
Retailer 6$2,148 USD
Brilliant Earth$3,390 USD

44 data points across 12 retailers

17 retailers$471 USD to $3,390 USD

A
Cheapest Retailer
-
$471 USD
A
Retailer 2
-
$526 USD
View
Final sale: no returns
A
Retailer 3
-
$527 USD
View
Retailer 4
-
$584 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$584 USD
View
A
Retailer 6
-
$725 USD
View
B+
Retailer 7
-
$913 USD
View
A
Retailer 8
-
$919 USD
View
A
Retailer 9
-
$969 USD
£763 GBP
View
B+
Retailer 10
-
$1,363 USD
View
B+
Retailer 11
-
$1,377 USD
View
Retailer 12
-
$1,505 USD
View
Price last confirmed 44 days ago
B
Retailer 13
-
$1,877 USD
View
B
Retailer 14
-
$1,907 USD
View
B
Retailer 15
-
$1,963 USD
View
B
Retailer 16
-
$2,148 USD
£1,691 GBP
View
Most Expensive
B
Brilliant Earth
15688893A · Oct 29
$3,390 USD
View
16 more retailers have this diamond
Prices start from $471 USDSave up to $2,919 USD

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
$471 USD