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Oval|Lab Grown|IGI

4.02ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG585304320

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG585304320

Diamond specifications and retailer prices

From $985 CAD
$705 USD
As of October 29, 2026
Save $3,751 CAD (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,735 CAD 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 LG585304320 or 585304320. Listed at 12 retailers as of October 29, 2026, with prices from $985 to $4,735, a $3,751 spread on the same certified stone. Brilliant Earth lists it at $4,735. 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 angle34.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG585304320
Dimensions12.74 × 9.16 × 5.50 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.74 mm9.16 mm4.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG585304320
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.0%

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: $4,735 CAD|Low: $707 CAD|High: $4,875 CAD|Avg: $1,808 CAD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 11$707 CAD
Retailer 3$782 CAD
Retailer 5$985 CAD
Retailer 10$1,225 CAD
Retailer 2$1,295 CAD
Retailer 7$1,338 CAD
Retailer 9$1,359 CAD
Retailer 8$1,915 CAD
Retailer 6$2,104 CAD
Retailer 4$2,890 CAD
Brilliant Earth$4,735 CAD

34 data points across 11 retailers

12 retailers$985 CAD to $4,735 CAD

Retailer 1
-
$631 CAD
$452 USD
Price last confirmed 37 days ago
Retailer 2
-
$707 CAD
$506 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$772 CAD
$553 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
$985 CAD
$705 USD
View
B+
Retailer 5
-
$1,225 CAD
$877 USD
View
A
Retailer 6
-
$1,295 CAD
£730 GBP
View
A
Retailer 7
-
$1,359 CAD
$973 USD
View
B+
Retailer 8
-
$1,915 CAD
$1,371 USD
View
B+
Retailer 9
-
$2,104 CAD
$1,506 USD
View
Retailer 10
-
$2,516 CAD
$1,801 USD
View
Price last confirmed 32 days ago
B
Retailer 11
-
$2,890 CAD
£1,629 GBP
View
Most Expensive
B
Brilliant Earth
7628933A · Oct 29
$4,735 CAD
$3,390 USD
View
11 more retailers have this diamond
Prices start from $985 CADSave up to $3,751 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.

A
4.02ct Oval
$985 CAD