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Heart|Lab Grown|IGI

1.53ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG742505330

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG742505330

Diamond specifications and retailer prices

From $429 CAD
As of November 4, 2026
Save $1,760 CAD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,445 CAD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.53ct lab-grown heart diamond

This 1.53ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG742505330 or 742505330. Listed at 15 retailers as of November 4, 2026, with a 410% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742505330
Dimensions7.30 × 7.82 × 4.65 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.30 mm7.82 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742505330
Side View
Table 53.0%Crown 35.2°Girdle: MediumPavilion 39.5°Culet: NoneDepth 59.5%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 4
Current: $4,445 CAD|Low: $429 CAD|High: $4,599 CAD|Avg: $1,558 CAD|-3.3%
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
November 5, 2026
Retailer 4$429 CAD
Retailer 9$497 CAD
Retailer 5$552 CAD
Retailer 11$741 CAD
Retailer 7$746 CAD
Retailer 8$878 CAD
Retailer 10$893 CAD
Retailer 6$1,636 CAD
Retailer 12$1,711 CAD
Retailer 3$1,727 CAD
Retailer 2$2,126 CAD
Retailer 13$2,189 CAD
Brilliant Earth$4,445 CAD

36 data points across 13 retailers

15 retailers$429 CAD to $2,189 CAD

A+
Cheapest Retailer
-
$429 CAD
A
Retailer 2
-
$497 CAD
View
A
Retailer 3
-
$552 CAD
View
Final sale: no returns
A
Retailer 4
-
$741 CAD
View
A
Retailer 5
-
$746 CAD
View
A
Retailer 6
-
$878 CAD
View
A
Retailer 7
-
$893 CAD
View
A
Retailer 8
-
$1,350 CAD
View
B+
Retailer 9
-
$1,636 CAD
View
A
Retailer 10
-
$1,711 CAD
View
B+
Retailer 11
-
$1,727 CAD
View
B+
Retailer 12
-
$1,910 CAD
View
B+
Retailer 13
-
$2,126 CAD
View
B+
Retailer 14
-
$2,189 CAD
View
Most Expensive
Brilliant Earth
16537557A · Oct 22
$4,445 CAD
$3,190 USD
View
Price last confirmed 13 days ago
14 more retailers have this diamond
Prices start from $429 CADSave up to $1,760 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+
1.53ct Heart
$429 CAD