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Heart|Lab Grown|IGI

1.53ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG840629816

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840629816

Diamond specifications and retailer prices

From $412 CAD
As of November 4, 2026
Save $3,475 CAD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,888 CAD at Brilliant Earth · As of November 4, 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 LG840629816 or 840629816. Listed at 16 retailers as of November 4, 2026, with prices from $412 to $3,888, a $3,475 spread on the same certified stone. Brilliant Earth lists it at $3,888. 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 angle37.2°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840629816
Dimensions7.18 × 8.06 × 4.47 mm
L/W Ratio1.12
Girdle conditionFaceted
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
7.18 mm8.06 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840629816
Side View
Table 58.0%Crown 37.2°Girdle: MED-THKPavilion 37.9°Culet: NoneDepth 55.5%

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: Nov 4
Current: $3,888 CAD|Low: $412 CAD|High: $3,888 CAD|Avg: $1,408 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
November 5, 2026
Retailer 14$412 CAD
Retailer 16$472 CAD
Retailer 5$489 CAD
Retailer 13$552 CAD
Retailer 12$739 CAD
Retailer 6$842 CAD
Retailer 4$854 CAD
Retailer 9$897 CAD
Retailer 7$1,441 CAD
Retailer 3$1,608 CAD
Retailer 15$1,644 CAD
Retailer 11$1,662 CAD
Retailer 8$1,747 CAD
Retailer 2$1,800 CAD
Retailer 10$2,043 CAD
Brilliant Earth$3,888 CAD

4 data points across 16 retailers

16 retailers$412 CAD to $3,888 CAD

A
Cheapest Retailer
-
$412 CAD
A
Retailer 2
-
$472 CAD
View
Final sale: no returns
A
Retailer 3
-
$489 CAD
View
A
Retailer 4
-
$552 CAD
View
A
Retailer 5
-
$739 CAD
View
A
Retailer 6
-
$842 CAD
View
A
Retailer 7
-
$854 CAD
View
A
Retailer 8
-
$897 CAD
View
A
Retailer 9
-
$1,441 CAD
View
B+
Retailer 10
-
$1,608 CAD
View
B+
Retailer 11
-
$1,644 CAD
View
B+
Retailer 12
-
$1,662 CAD
View
B+
Retailer 13
-
$1,747 CAD
View
B+
Retailer 14
-
$1,800 CAD
View
B+
Retailer 15
-
$2,043 CAD
View
Most Expensive
B
Brilliant Earth
22480735A · Nov 4
$3,888 CAD
$2,790 USD
View
15 more retailers have this diamond
Prices start from $412 CADSave up to $3,475 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
$412 CAD