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Heart|Lab Grown|IGI

1.53ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG615375350

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG615375350

Diamond specifications and retailer prices

From €299 EUR
As of November 4, 2026
Save €2,177 EUR (88%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €2,476 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.53ct lab-grown heart diamond

This 1.53ct 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 LG615375350 or 615375350. Listed at 25 retailers as of November 2, 2026, with prices from €299 to €2,476, a €2,177 spread on the same certified stone. Brilliant Earth lists it at €2,476. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615375350
Dimensions7.09 × 7.87 × 4.67 mm
L/W Ratio1.11
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
7.09 mm7.87 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615375350
Side View
Table 58.0%Crown 37.2°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 59.3%

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 4
Current: €2,476 EUR|Low: €299 EUR|High: €2,831 EUR|Avg: €906 EUR|-12.5%
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
November 5, 2026
Retailer 13€299 EUR
Retailer 11€350 EUR
Retailer 3€469 EUR
Retailer 16€470 EUR
Retailer 15€541 EUR
Retailer 14€572 EUR
Retailer 2€583 EUR
Retailer 9€629 EUR
Retailer 7€745 EUR
Retailer 12€777 EUR
Retailer 17€847 EUR
Retailer 5€918 EUR
Retailer 8€1,109 EUR
Retailer 6€1,276 EUR
Retailer 10€1,326 EUR
Retailer 4€1,346 EUR
Brilliant Earth€2,476 EUR

29 data points across 17 retailers

25 retailers€299 EUR to €2,476 EUR

Retailer 1
-
€280 EUR
Price last confirmed 25 days ago
A
Retailer 2
-
€299 EUR
View
Final sale: no returns
Retailer 3
-
€346 EUR
View
Price last confirmed 26 days ago
Retailer 4
-
€346 EUR
View
Price last confirmed 24 days ago
A
Retailer 5
-
€350 EUR
View
Retailer 6
-
€358 EUR
View
Price last confirmed 37 days ago
Retailer 7
-
€377 EUR
View
Price last confirmed 41 days ago
A
Retailer 8
-
€469 EUR
View
A
Retailer 9
-
€470 EUR
View
A
Retailer 10
-
€541 EUR
View
A
Retailer 11
-
€572 EUR
View
A
Retailer 12
-
€583 EUR
View
A
Retailer 13
-
€629 EUR
View
A
Retailer 14
-
€745 EUR
View
A
Retailer 15
-
€777 EUR
View
A
Retailer 16
-
€847 EUR
View
A
Retailer 17
-
€918 EUR
View
Retailer 18
-
€1,015 EUR
View
Price last confirmed 10 days ago
B+
Retailer 19
-
€1,109 EUR
View
Retailer 20
-
€1,113 EUR
View
Price last confirmed 26 days ago
B+
Retailer 21
-
€1,167 EUR
View
B+
Retailer 22
-
€1,276 EUR
View
B+
Retailer 23
-
€1,326 EUR
View
B+
Retailer 24
-
€1,346 EUR
View
Most Expensive
B
Brilliant Earth
17664385A · Nov 2
€2,476 EUR
$2,790 USD
View
24 more retailers have this diamond
Prices start from €299 EURSave up to €2,177 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
1.53ct Heart
€299 EUR