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Heart|Lab Grown|IGI

4.01ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG648491452

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG648491452

Diamond specifications and retailer prices

From $658 CAD
$470 USD
As of October 23, 2026
Save $2,343 CAD (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,384 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.01ct lab-grown heart diamond

This 4.01ct lab-grown heart 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 LG648491452 or 648491452. Listed at 18 retailers as of October 23, 2026, with a 356% 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

4.01
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648491452
Dimensions10.40 × 10.73 × 6.42 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.40 mm10.73 mm4.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648491452
Side View
Table 55.0%Crown 32.8°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 59.8%

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 23
Current: $8,384 CAD|Low: $640 CAD|High: $8,384 CAD|Avg: $1,849 CAD
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
October 29, 2026
Retailer 5$658 CAD
Retailer 12$683 CAD
Retailer 10$735 CAD
Retailer 17$736 CAD
Retailer 7$816 CAD
Retailer 3$896 CAD
Retailer 15$1,015 CAD
Retailer 2$1,199 CAD
Retailer 18$1,275 CAD
Retailer 9$1,285 CAD
Retailer 13$1,344 CAD
Retailer 11$1,818 CAD
Retailer 16$1,903 CAD
Retailer 4$1,941 CAD
Retailer 6$2,588 CAD
Retailer 8$2,621 CAD
Retailer 14$3,000 CAD
Brilliant Earth$8,384 CAD

30 data points across 18 retailers

18 retailers$658 CAD to $3,000 CAD

A
Cheapest Retailer
-
$658 CAD
$470 USD
A
Retailer 2
-
$683 CAD
£384 GBP
View
A
Retailer 3
-
$735 CAD
$525 USD
View
Final sale: no returns
A
Retailer 4
-
$736 CAD
$526 USD
View
A
Retailer 5
-
$816 CAD
$583 USD
View
A
Retailer 6
-
$896 CAD
HK$5,000 HKD
View
A
Retailer 7
-
$1,015 CAD
$725 USD
View
A
Retailer 8
-
$1,199 CAD
€816 EUR
View
B+
Retailer 9
-
$1,275 CAD
$911 USD
View
B+
Retailer 10
-
$1,285 CAD
$918 USD
View
B+
Retailer 11
-
$1,344 CAD
£756 GBP
View
B+
Retailer 12
-
$1,818 CAD
A$1,998 AUD
View
B+
Retailer 13
-
$1,903 CAD
$1,360 USD
View
B+
Retailer 14
-
$1,941 CAD
$1,387 USD
View
B
Retailer 15
-
$2,588 CAD
SGD 2,499 SGD
View
B
Retailer 16
-
$2,621 CAD
$1,873 USD
View
B
Retailer 17
-
$3,000 CAD
£1,688 GBP
View
Most Expensive
Brilliant Earth
14415065A · Oct 29
$8,384 CAD
$5,990 USD
View
Price under review
17 more retailers have this diamond
Prices start from $658 CADSave up to $2,343 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
4.01ct Heart
$658 CAD