CaratHunter
Plans
Heart|Lab Grown|IGI

1.50ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG830660467

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830660467

Diamond specifications and retailer prices

From $314 CAD
$225 USD
As of October 30, 2026
Save $1,362 CAD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,676 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 LG830660467 or 830660467. Listed at 14 retailers as of October 28, 2026, with prices from $314 to $1,676, a $1,362 spread on the same certified stone. Brilliant Earth lists it at $1,676. 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
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830660467
Dimensions7.96 × 7.37 × 4.29 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.96 mm7.37 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830660467
Side View
Table 62.0%Crown 35.3°Girdle: STK-THKPavilion 36.2°Culet: NoneDepth 53.9%

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: $1,676 CAD|Low: $224 CAD|High: $1,732 CAD|Avg: $908 CAD|-3.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 8$314 CAD
Retailer 3$587 CAD
Retailer 5$608 CAD
Retailer 6$629 CAD
Retailer 2$644 CAD
Retailer 7$1,131 CAD
Retailer 9$1,202 CAD
Retailer 4$1,641 CAD
Brilliant Earth$1,676 CAD

40 data points across 9 retailers

14 retailers$314 CAD to $1,676 CAD

Retailer 1
-
$282 CAD
$202 USD
Price last confirmed 22 days ago
A
Retailer 2
-
$314 CAD
$225 USD
View
Final sale: no returns
Retailer 3
-
$328 CAD
$235 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$351 CAD
$251 USD
View
Price last confirmed 28 days ago
Retailer 5
-
$351 CAD
$251 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$587 CAD
€400 EUR
View
B+
Retailer 7
-
$608 CAD
$435 USD
View
A
Retailer 8
-
$629 CAD
$450 USD
View
B+
Retailer 9
-
$644 CAD
£363 GBP
View
Retailer 10
-
$1,127 CAD
$807 USD
View
Price last confirmed 30 days ago
B
Retailer 11
-
$1,131 CAD
$810 USD
View
B
Retailer 12
-
$1,202 CAD
$860 USD
View
B
Retailer 13
-
$1,641 CAD
£925 GBP
View
Most Expensive
B
Brilliant Earth
21109587A · Oct 28
$1,676 CAD
$1,200 USD
View
13 more retailers have this diamond
Prices start from $314 CADSave up to $1,362 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
$314 CAD