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Oval|Lab Grown|IGI

4.08ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG642447165

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG642447165

Diamond specifications and retailer prices

From $860 USD
As of October 29, 2026
Save $3,700 USD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,560 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.08ct lab-grown oval diamond

This 4.08ct 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 LG642447165 or 642447165. Listed at 15 retailers as of October 29, 2026, with prices from $860 to $4,560, a $3,700 spread on the same certified stone. Brilliant Earth lists it at $4,560. 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

4.08
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG642447165
Dimensions13.43 × 8.95 × 5.51 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.43 mm8.95 mm4.08 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642447165
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.6%

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: $4,560 USD|Low: $458 USD|High: $5,260 USD|Avg: $1,358 USD|-13.3%
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
October 30, 2026
Retailer 6$458 USD
Retailer 13$477 USD
Retailer 4$513 USD
Retailer 7$561 USD
Retailer 15$568 USD
Retailer 14$860 USD
Retailer 16$888 USD
Retailer 2$941 USD
Retailer 12$971 USD
Retailer 5$982 USD
Retailer 8$1,408 USD
Retailer 10$1,527 USD
Retailer 3$1,826 USD
Retailer 9$2,089 USD
Retailer 11$2,495 USD
Brilliant Earth$4,560 USD

40 data points across 16 retailers

15 retailers$860 USD to $4,560 USD

Retailer 1
-
$458 USD
Price last confirmed 36 days ago
Retailer 2
-
$477 USD
£375 GBP
View
Price last confirmed 13 days ago
Retailer 3
-
$513 USD
View
Price last confirmed 34 days ago
Retailer 4
-
$561 USD
View
Price last confirmed 32 days ago
Retailer 5
-
$568 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$860 USD
View
B+
Retailer 7
-
$888 USD
View
A
Retailer 8
-
$941 USD
£741 GBP
View
A
Retailer 9
-
$982 USD
View
B+
Retailer 10
-
$1,408 USD
View
B+
Retailer 11
-
$1,527 USD
View
Retailer 12
-
$1,826 USD
View
Price last confirmed 32 days ago
B
Retailer 13
-
$2,089 USD
£1,645 GBP
View
Retailer 14
-
$2,495 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
10763436A · Oct 29
$4,560 USD
View
14 more retailers have this diamond
Prices start from $860 USDSave up to $3,700 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
4.08ct Oval
$860 USD