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Heart|Lab Grown|IGI

1.50ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG651443995

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG651443995

Diamond specifications and retailer prices

From $437 CAD
$313 USD
As of October 30, 2026
Save $1,912 CAD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,883 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown heart diamond

This 1.5ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG651443995 or 651443995. Listed at 15 retailers as of October 29, 2026, with a 437% 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

1.50
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651443995
Dimensions7.38 × 8.00 × 4.63 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.38 mm8.00 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG651443995
Side View
Table 61.0%Crown 32°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 57.9%

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 30
Current: $3,883 CAD|Low: $419 CAD|High: $3,883 CAD|Avg: $1,231 CAD
Do Amore Diamonds
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 10$437 CAD
Retailer 13$507 CAD
Retailer 2$535 CAD
Retailer 3$542 CAD
Retailer 11$542 CAD
Retailer 4$696 CAD
Retailer 6$768 CAD
Retailer 7$1,074 CAD
Retailer 5$1,291 CAD
Retailer 9$1,588 CAD
Retailer 12$1,922 CAD
Retailer 8$2,349 CAD
Do Amore Diamonds$3,883 CAD

44 data points across 13 retailers

15 retailers$437 CAD to $2,349 CAD

A
Cheapest Retailer
-
$437 CAD
$313 USD
A
Retailer 2
-
$507 CAD
$363 USD
View
A
Retailer 3
-
$522 CAD
$374 USD
View
B+
Retailer 4
-
$535 CAD
$383 USD
View
A
Retailer 5
-
$542 CAD
$388 USD
View
A
Retailer 6
-
$542 CAD
$388 USD
View
B+
Retailer 7
-
$696 CAD
$498 USD
View
B+
Retailer 8
-
$761 CAD
$545 USD
View
B+
Retailer 9
-
$768 CAD
£433 GBP
View
B
Retailer 10
-
$1,074 CAD
£605 GBP
View
B
Retailer 11
-
$1,291 CAD
$925 USD
View
B
Retailer 12
-
$1,588 CAD
$1,137 USD
View
B
Retailer 13
-
$1,922 CAD
$1,376 USD
View
B
Retailer 14
-
$2,349 CAD
£1,324 GBP
View
Most Expensive
Do Amore Diamonds
27-6F0DC2DFA · Oct 29
$3,883 CAD
$2,780 USD
View
Price under review
14 more retailers have this diamond
Prices start from $437 CADSave up to $1,912 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
1.50ct Heart
$437 CAD