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Heart|Lab Grown|IGI

1.52ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG816615913

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816615913

Diamond specifications and retailer prices

From $420 AUD
As of November 4, 2026
Save $3,537 AUD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,957 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.52ct lab-grown heart diamond

This 1.52ct 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 LG816615913 or 816615913. Listed at 19 retailers as of November 4, 2026, with prices from $420 to $3,957, a $3,537 spread on the same certified stone. Brilliant Earth lists it at $3,957. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615913
Dimensions8.00 × 7.19 × 4.44 mm
L/W Ratio1.11
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
8.00 mm7.19 mm1.52 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615913
Side View
Table 62.0%Crown 39.2°Girdle: MED-THKPavilion 37.2°Culet: NoneDepth 55.5%

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: $3,957 AUD|Low: $420 AUD|High: $4,528 AUD|Avg: $1,372 AUD|-12.6%
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
Retailer 19
November 5, 2026
Retailer 18$420 AUD
Retailer 10$481 AUD
Retailer 7$499 AUD
Retailer 12$521 AUD
Retailer 8$533 AUD
Retailer 6$757 AUD
Retailer 11$873 AUD
Retailer 15$913 AUD
Retailer 5$919 AUD
Retailer 3$1,250 AUD
Retailer 4$1,390 AUD
Retailer 2$1,456 AUD
Retailer 19$1,676 AUD
Retailer 13$1,718 AUD
Retailer 9$1,781 AUD
Retailer 14$1,834 AUD
Retailer 17$2,081 AUD
Retailer 16$2,257 AUD
Brilliant Earth$3,957 AUD

39 data points across 19 retailers

19 retailers$420 AUD to $3,957 AUD

A+
Cheapest Retailer
-
$420 AUD
A
Retailer 2
-
$481 AUD
View
Final sale: no returns
A
Retailer 3
-
$499 AUD
View
A
Retailer 4
-
$521 AUD
View
Retailer 5
-
$533 AUD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$757 AUD
View
A
Retailer 7
-
$873 AUD
View
A
Retailer 8
-
$913 AUD
View
A
Retailer 9
-
$919 AUD
View
A
Retailer 10
-
$1,250 AUD
View
A
Retailer 11
-
$1,390 AUD
View
A
Retailer 12
-
$1,456 AUD
View
B+
Retailer 13
-
$1,676 AUD
View
B+
Retailer 14
-
$1,718 AUD
View
B+
Retailer 15
-
$1,781 AUD
View
B+
Retailer 16
-
$1,834 AUD
View
B+
Retailer 17
-
$2,081 AUD
View
B+
Retailer 18
-
$2,257 AUD
View
Most Expensive
B
Brilliant Earth
21433669A · Nov 4
$3,957 AUD
$2,770 USD
View
18 more retailers have this diamond
Prices start from $420 AUDSave up to $3,537 AUD

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+
1.52ct Heart
$420 AUD