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Oval|Lab Grown|IGI

4.01ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG751503302

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG751503302

Diamond specifications and retailer prices

From $597 USD
As of October 29, 2026
Save $4,983 USD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,580 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.01ct lab-grown oval diamond

This 4.01ct 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 LG751503302 or 751503302. Listed at 20 retailers as of October 29, 2026, with prices from $597 to $5,580, a $4,983 spread on the same certified stone. Brilliant Earth lists it at $5,580. 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

4.01
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751503302
Dimensions12.71 × 9.02 × 5.61 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.71 mm9.02 mm4.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751503302
Side View
Table 60.0%Crown 37.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.2%

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: $5,580 USD|Low: $555 USD|High: $5,580 USD|Avg: $1,594 USD|+3.3%
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
Retailer 18
Retailer 19
October 31, 2026
Retailer 6$597 USD
Retailer 4$620 USD
Retailer 13$669 USD
Retailer 11$716 USD
Retailer 7$859 USD
Retailer 15$870 USD
Retailer 2$1,097 USD
Retailer 18$1,126 USD
Retailer 19$1,137 USD
Retailer 14$1,159 USD
Retailer 16$1,414 USD
Retailer 9$1,461 USD
Retailer 17$1,636 USD
Retailer 12$1,948 USD
Retailer 3$2,347 USD
Retailer 5$2,396 USD
Retailer 10$2,435 USD
Retailer 8$3,127 USD
Brilliant Earth$5,580 USD

31 data points across 19 retailers

20 retailers$597 USD to $5,580 USD

A
Cheapest Retailer
-
$597 USD
A
Retailer 2
-
$620 USD
£488 GBP
View
A
Retailer 3
-
$669 USD
View
A
Retailer 4
-
$716 USD
View
Retailer 5
-
$716 USD
View
Price last confirmed 15 days ago
B+
Retailer 6
-
$859 USD
View
Final sale: no returns
A
Retailer 7
-
$870 USD
View
A
Retailer 8
-
$1,097 USD
€1,045 EUR
View
B+
Retailer 9
-
$1,126 USD
View
B+
Retailer 10
-
$1,137 USD
View
B+
Retailer 11
-
$1,159 USD
£913 GBP
View
B+
Retailer 12
-
$1,414 USD
View
B+
Retailer 13
-
$1,461 USD
A$2,248 AUD
View
B+
Retailer 14
-
$1,636 USD
View
B
Retailer 15
-
$1,948 USD
View
B
Retailer 16
-
$2,347 USD
View
B
Retailer 17
-
$2,396 USD
View
Retailer 18
-
$2,435 USD
View
Price last confirmed 10 days ago
B
Retailer 19
-
$3,127 USD
£2,462 GBP
View
Most Expensive
B
Brilliant Earth
16960439A · Oct 30
$5,580 USD
View
19 more retailers have this diamond
Prices start from $597 USDSave up to $4,983 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
4.01ct Oval
$597 USD