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Heart|Lab Grown|IGI

1.52ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG671451286

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG671451286

Diamond specifications and retailer prices

From €593 EUR
As of November 4, 2026
Save €3,295 EUR (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €3,887 EUR 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 LG671451286 or 671451286. Listed at 8 retailers as of November 4, 2026, with prices from €593 to €3,887, a €3,295 spread on the same certified stone. Brilliant Earth lists it at €3,887. 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 angle36.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671451286
Dimensions8.02 × 6.81 × 4.76 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
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
8.02 mm6.81 mm1.52 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671451286
Side View
Table 60.0%Crown 36.9°Girdle: THN-STKPavilion 41.1°Culet: NoneDepth 59.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: €3,887 EUR|Low: €593 EUR|High: €4,012 EUR|Avg: €1,720 EUR|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 6€593 EUR
Retailer 4€714 EUR
Retailer 7€779 EUR
Retailer 8€852 EUR
Retailer 3€1,129 EUR
Retailer 5€2,467 EUR
Retailer 2€3,039 EUR
Brilliant Earth€3,887 EUR

14 data points across 8 retailers

8 retailers€593 EUR to €3,887 EUR

A
Cheapest Retailer
-
€593 EUR
Final sale: no returns
A
Retailer 2
-
€714 EUR
View
A
Retailer 3
-
€779 EUR
View
A
Retailer 4
-
€852 EUR
View
B+
Retailer 5
-
€1,129 EUR
View
B
Retailer 6
-
€2,467 EUR
View
B
Retailer 7
-
€3,039 EUR
View
Most Expensive
B
Brilliant Earth
14885949Y · Nov 4
€3,887 EUR
$4,380 USD
View
7 more retailers have this diamond
Prices start from €593 EURSave up to €3,295 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
1.52ct Heart
€593 EUR