Heart|Lab Grown|IGI

1.24ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG842604120

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG842604120

Diamond specifications and retailer prices

From $253 USD
As of October 30, 2026
Save $1,787 USD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,040 USD at Brilliant Earth · As of October 30, 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 LG842604120 or 842604120. Listed at 20 retailers as of October 30, 2026, with prices from $253 to $2,040, a $1,787 spread on the same certified stone. Brilliant Earth lists it at $2,040. 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
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842604120
Dimensions6.52 × 7.43 × 4.21 mm
L/W Ratio1.14
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
6.52 mm7.43 mm1.24 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842604120
Side View
Table 57.0%Crown 36.4°Girdle: STK-THKPavilion 35.8°Culet: NoneDepth 56.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,040 USD|Low: $253 USD|High: $2,950 USD|Avg: $784 USD|-30.8%
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
Retailer 20
October 31, 2026
Retailer 9$253 USD
Retailer 6$283 USD
Retailer 18$293 USD
Retailer 3$313 USD
Retailer 8$313 USD
Retailer 14$324 USD
Retailer 19$475 USD
Retailer 4$524 USD
Retailer 16$538 USD
Retailer 5$566 USD
Retailer 2$592 USD
Retailer 17$762 USD
Retailer 13$794 USD
Retailer 20$803 USD
Retailer 11$1,007 USD
Retailer 12$1,046 USD
Retailer 7$1,059 USD
Retailer 10$1,144 USD
Retailer 15$1,262 USD
Brilliant Earth$2,040 USD

16 data points across 20 retailers

20 retailers$253 USD to $2,040 USD

A
Cheapest Retailer
-
$253 USD
A
Retailer 2
-
$283 USD
View
Final sale: no returns
A
Retailer 3
-
$293 USD
View
A
Retailer 4
-
$313 USD
View
A
Retailer 5
-
$313 USD
View
A
Retailer 6
-
$324 USD
£255 GBP
View
A
Retailer 7
-
$475 USD
View
A
Retailer 8
-
$524 USD
View
A
Retailer 9
-
$538 USD
ZAR 8,696 ZAR
View
A
Retailer 10
-
$566 USD
View
A
Retailer 11
-
$592 USD
£466 GBP
View
B+
Retailer 12
-
$762 USD
A$1,173 AUD
View
B+
Retailer 13
-
$794 USD
View
B+
Retailer 14
-
$803 USD
View
B+
Retailer 15
-
$1,007 USD
View
B+
Retailer 16
-
$1,046 USD
SGD 1,414 SGD
View
B+
Retailer 17
-
$1,059 USD
View
B+
Retailer 18
-
$1,144 USD
View
B+
Retailer 19
-
$1,262 USD
£994 GBP
View
Most Expensive
B
Brilliant Earth
22132052A · Oct 30
$2,040 USD
View
19 more retailers have this diamond
Prices start from $253 USDSave up to $1,787 USD

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
$253 USD