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Heart|Lab Grown|IGI

1.54ct D IF Heart Lab Grown Diamond

D/IF • IGI LG654473132

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG654473132

Diamond specifications and retailer prices

From €433 EUR
$484 USD
As of October 30, 2026
Save €3,541 EUR (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €3,974 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.54ct lab-grown heart diamond

This 1.54ct 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) and certified by IGI LG654473132 or 654473132. Listed at 11 retailers as of October 30, 2026, with prices from €433 to €3,974, a €3,541 spread on the same certified stone. Brilliant Earth lists it at €3,974. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.54
Carat
D
Color
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG654473132
Dimensions7.02 × 8.20 × 4.60 mm
L/W Ratio1.17
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
7.02 mm8.20 mm1.54 ctD / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG654473132
Side View
Table 62.0%Crown 35.3°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 56.1%

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: €3,974 EUR|Low: €295 EUR|High: €4,091 EUR|Avg: €1,530 EUR|-2.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 10€295 EUR
Retailer 6€433 EUR
Retailer 5€757 EUR
Retailer 11€930 EUR
Retailer 8€1,042 EUR
Retailer 3€1,281 EUR
Retailer 7€1,591 EUR
Retailer 9€1,712 EUR
Retailer 2€1,768 EUR
Retailer 4€3,098 EUR
Brilliant Earth€3,974 EUR

16 data points across 11 retailers

11 retailers€433 EUR to €3,974 EUR

Retailer 1
-
€346 EUR
$387 USD
Price last confirmed 30 days ago
A
Retailer 2
-
€433 EUR
$484 USD
View
Final sale: no returns
Retailer 3
-
€448 EUR
$500 USD
View
Price last confirmed 29 days ago
Retailer 4
-
€457 EUR
$511 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
€757 EUR
$846 USD
View
B+
Retailer 6
-
€1,042 EUR
A$1,791 AUD
View
Retailer 7
-
€1,438 EUR
$1,607 USD
View
Price last confirmed 32 days ago
B
Retailer 8
-
€1,591 EUR
$1,777 USD
View
B
Retailer 9
-
€1,768 EUR
£1,555 GBP
View
B
Retailer 10
-
€3,098 EUR
A$5,324 AUD
View
Most Expensive
B
Brilliant Earth
21535596A · Oct 31
€3,974 EUR
$4,440 USD
View
10 more retailers have this diamond
Prices start from €433 EURSave up to €3,541 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
1.54ct Heart
€433 EUR