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Oval|Lab Grown|IGI

4.00ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG844635982

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG844635982

Diamond specifications and retailer prices

From $623 CAD
$445 USD
As of October 29, 2026
Save $2,226 CAD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,429 CAD at Rare Carat · As of October 18, 2026
View at Rare Carat

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG844635982 or 844635982. Listed at 12 retailers as of October 29, 2026, with a 357% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844635982
Dimensions13.28 × 8.80 × 5.20 mm
L/W Ratio1.51
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.28 mm8.80 mm4.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844635982
Side View
Table 63.0%Crown 32.7°Girdle: STK-VTKPavilion 38.7°Culet: NoneDepth 59.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,429 CAD|Low: $623 CAD|High: $3,429 CAD|Avg: $1,838 CAD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 8$623 CAD
Retailer 6$646 CAD
Retailer 9$696 CAD
Retailer 3$1,036 CAD
Retailer 5$1,190 CAD
Retailer 7$1,276 CAD
Retailer 11$1,349 CAD
Retailer 13$1,896 CAD
Retailer 12$2,449 CAD
Retailer 4$2,526 CAD
Retailer 2$2,635 CAD
Retailer 10$2,849 CAD
Rare Carat$3,429 CAD

17 data points across 13 retailers

12 retailers$623 CAD to $2,849 CAD

A
Cheapest Retailer
-
$623 CAD
$445 USD
A
Retailer 2
-
$646 CAD
£364 GBP
View
A
Retailer 3
-
$696 CAD
$497 USD
View
Final sale: no returns
B+
Retailer 4
-
$1,036 CAD
$740 USD
View
A
Retailer 5
-
$1,276 CAD
£718 GBP
View
A
Retailer 6
-
$1,349 CAD
$964 USD
View
B+
Retailer 7
-
$1,896 CAD
$1,355 USD
View
B+
Retailer 8
-
$2,449 CAD
SGD 2,365 SGD
View
B+
Retailer 9
-
$2,526 CAD
$1,805 USD
View
B
Retailer 10
-
$2,635 CAD
$1,882 USD
View
B
Retailer 11
-
$2,849 CAD
£1,603 GBP
View
Most Expensive
Rare Carat
42A844635982 · Oct 18
$3,429 CAD
$2,450 USD
View
Price last confirmed 11 days ago
11 more retailers have this diamond
Prices start from $623 CADSave up to $2,226 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
4.00ct Oval
$623 CAD