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Heart|Lab Grown|IGI

1.24ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG842652083

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG842652083

Diamond specifications and retailer prices

From $504 NZD
As of November 4, 2026
Save $4,002 NZD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,506 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.24ct lab-grown heart diamond

This 1.24ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG842652083 or 842652083. Listed at 18 retailers as of November 2, 2026, with prices from $504 to $4,506, a $4,002 spread on the same certified stone. Brilliant Earth lists it at $4,506. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842652083
Dimensions6.64 × 7.63 × 4.27 mm
L/W Ratio1.15
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
6.64 mm7.63 mm1.24 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842652083
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 56.0%

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: $4,506 NZD|Low: $504 NZD|High: $4,808 NZD|Avg: $1,251 NZD|-6.3%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 5, 2026
Retailer 9$504 NZD
Retailer 6$564 NZD
Retailer 16$585 NZD
Retailer 18$626 NZD
Retailer 11$642 NZD
Retailer 10$667 NZD
Retailer 5$703 NZD
Retailer 7$905 NZD
Retailer 12$1,032 NZD
Retailer 4$1,070 NZD
Retailer 15$1,079 NZD
Retailer 2$1,093 NZD
Retailer 13$1,535 NZD
Retailer 14$1,923 NZD
Retailer 8$2,010 NZD
Retailer 3$2,012 NZD
Retailer 17$2,507 NZD
Brilliant Earth$4,506 NZD

22 data points across 18 retailers

18 retailers$504 NZD to $4,506 NZD

A+
Cheapest Retailer
-
$504 NZD
A
Retailer 2
-
$564 NZD
View
Final sale: no returns
A
Retailer 3
-
$585 NZD
View
A
Retailer 4
-
$626 NZD
View
A
Retailer 5
-
$642 NZD
View
Retailer 6
-
$667 NZD
View
Price last confirmed 11 days ago
A
Retailer 7
-
$703 NZD
View
A
Retailer 8
-
$905 NZD
View
A
Retailer 9
-
$1,032 NZD
View
A
Retailer 10
-
$1,070 NZD
View
A
Retailer 11
-
$1,079 NZD
View
A
Retailer 12
-
$1,093 NZD
View
B+
Retailer 13
-
$1,535 NZD
View
B+
Retailer 14
-
$1,923 NZD
View
B+
Retailer 15
-
$2,010 NZD
View
B+
Retailer 16
-
$2,012 NZD
View
B+
Retailer 17
-
$2,507 NZD
View
Most Expensive
B
Brilliant Earth
21812902A · Nov 2
$4,506 NZD
$2,540 USD
View
17 more retailers have this diamond
Prices start from $504 NZDSave up to $4,002 NZD

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+
1.24ct Heart
$504 NZD