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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 €598 EUR
$668 USD
As of November 1, 2026
Save €3,323 EUR (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €3,920 EUR at Brilliant Earth · As of October 31, 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 October 31, 2026, with prices from €598 to €3,920, a €3,323 spread on the same certified stone. Brilliant Earth lists it at €3,920. 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
Color
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €3,920 EUR|Low: €598 EUR|High: €4,046 EUR|Avg: €1,738 EUR|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 6€598 EUR
Retailer 4€721 EUR
Retailer 7€786 EUR
Retailer 8€859 EUR
Retailer 3€1,139 EUR
Retailer 5€2,489 EUR
Retailer 2€3,066 EUR
Brilliant Earth€3,920 EUR

16 data points across 8 retailers

8 retailers€598 EUR to €3,920 EUR

A
Cheapest Retailer
-
€598 EUR
$668 USD
Final sale: no returns
A
Retailer 2
-
€721 EUR
$805 USD
View
A
Retailer 3
-
€786 EUR
$878 USD
View
A
Retailer 4
-
€859 EUR
HK$7,500 HKD
View
B+
Retailer 5
-
€1,139 EUR
A$1,958 AUD
View
B
Retailer 6
-
€2,489 EUR
SGD 3,757 SGD
View
B
Retailer 7
-
€3,066 EUR
A$5,269 AUD
View
Most Expensive
B
Brilliant Earth
14885949Y · Oct 31
€3,920 EUR
$4,380 USD
View
7 more retailers have this diamond
Prices start from €598 EURSave up to €3,323 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
€598 EUR