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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 €226 EUR
$253 USD
As of October 30, 2026
Save €1,600 EUR (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,826 EUR at Brilliant Earth · As of October 31, 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 €226 to €1,826, a €1,600 spread on the same certified stone. Brilliant Earth lists it at €1,826. 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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,826 EUR|Low: €226 EUR|High: €2,641 EUR|Avg: €695 EUR|-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
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 9€226 EUR
Retailer 6€253 EUR
Retailer 18€262 EUR
Retailer 3€280 EUR
Retailer 8€280 EUR
Retailer 2€289 EUR
Retailer 19€425 EUR
Retailer 4€469 EUR
Retailer 14€484 EUR
Retailer 5€507 EUR
Retailer 13€534 EUR
Retailer 17€682 EUR
Retailer 16€711 EUR
Retailer 20€719 EUR
Retailer 11€901 EUR
Retailer 12€937 EUR
Retailer 7€948 EUR
Retailer 10€1,024 EUR
Retailer 15€1,124 EUR
Brilliant Earth€1,826 EUR

18 data points across 20 retailers

20 retailers€226 EUR to €1,826 EUR

A
Cheapest Retailer
-
€226 EUR
$253 USD
A
Retailer 2
-
€253 EUR
$283 USD
View
Final sale: no returns
A
Retailer 3
-
€262 EUR
$293 USD
View
Retailer 4
-
€280 EUR
$313 USD
View
Price last confirmed 8 days ago
A
Retailer 5
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€280 EUR
$313 USD
View
A
Retailer 6
-
€289 EUR
£254 GBP
View
A
Retailer 7
-
€425 EUR
$475 USD
View
A
Retailer 8
-
€469 EUR
$524 USD
View
A
Retailer 9
-
€484 EUR
ZAR 8,739 ZAR
View
A
Retailer 10
-
€507 EUR
$566 USD
View
A
Retailer 11
-
€534 EUR
£470 GBP
View
B+
Retailer 12
-
€682 EUR
A$1,173 AUD
View
B+
Retailer 13
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€711 EUR
$794 USD
View
B+
Retailer 14
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€719 EUR
$803 USD
View
B+
Retailer 15
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€901 EUR
$1,007 USD
View
B+
Retailer 16
-
€937 EUR
SGD 1,414 SGD
View
B+
Retailer 17
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€948 EUR
$1,059 USD
View
B+
Retailer 18
-
€1,024 EUR
$1,144 USD
View
B+
Retailer 19
-
€1,124 EUR
£989 GBP
View
Most Expensive
B
Brilliant Earth
22132052A · Oct 31
€1,826 EUR
$2,040 USD
View
19 more retailers have this diamond
Prices start from €226 EURSave up to €1,600 EUR

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
€226 EUR