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Oval|Lab Grown|IGI

4.00ct E SI2 Oval Lab Grown Diamond

ID • E/SI2 • IGI LG815643590

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG815643590

Diamond specifications and retailer prices

From $1,699 CAD
A$1,868 AUD
As of October 29, 2026
11 retailers carry this diamond
Most expensive: $3,095 CAD at MOH London · As of October 8, 2026
View at MOH London

About this 4ct lab-grown oval diamond

This 4ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG815643590 or 815643590. Listed at 11 retailers as of October 29, 2026. 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

4.00
Carat
E
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815643590
Dimensions12.65 × 9.05 × 5.24 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
12.65 mm9.05 mm4.00 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815643590
Side View
Table 62.0%Crown 36.2°Girdle: STK-VTKPavilion 37.4°Culet: NoneDepth 57.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,095 CAD|Low: $647 CAD|High: $3,747 CAD|Avg: $1,443 CAD|-17.3%
MOH London
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
October 29, 2026
Retailer 12$673 CAD
Retailer 10$729 CAD
Retailer 15$753 CAD
Retailer 7$801 CAD
Retailer 5$834 CAD
Retailer 13$834 CAD
Retailer 11$1,120 CAD
Retailer 8$1,273 CAD
Retailer 9$1,381 CAD
Retailer 4$1,407 CAD
Retailer 2$1,699 CAD
Retailer 3$1,808 CAD
Retailer 14$2,071 CAD
Retailer 6$2,683 CAD
MOH London$3,095 CAD

33 data points across 15 retailers

11 retailers

Retailer 1
-
$673 CAD
$481 USD
Price last confirmed 19 days ago
Retailer 2
-
$729 CAD
£410 GBP
View
Price last confirmed 16 days ago
Retailer 3
-
$801 CAD
$572 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$834 CAD
$596 USD
View
Price last confirmed 25 days ago
Retailer 5
-
$834 CAD
$596 USD
View
Price last confirmed 19 days ago
Retailer 6
-
$1,120 CAD
$800 USD
View
Price last confirmed 17 days ago
Retailer 7
-
$1,381 CAD
£777 GBP
View
Price last confirmed 16 days ago
B+
Retailer 8
-
$1,699 CAD
A$1,868 AUD
View
Retailer 9
-
$2,071 CAD
$1,480 USD
View
Price last confirmed 17 days ago
Retailer 10
-
$2,683 CAD
$1,917 USD
View
Price last confirmed 22 days ago
Most Expensive
MOH London
LG815643590 · Oct 8
$3,095 CAD
£1,741 GBP
View
Price last confirmed 21 days ago
10 more retailers have this diamond
Prices start from $1,699 CAD

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.

B+
4.00ct Oval
$1,699 CAD