Heart|Lab Grown|IGI

1.50ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG836620971

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836620971

Diamond specifications and retailer prices

From €266 EUR
$297 USD
As of October 30, 2026
Save €2,178 EUR (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €2,444 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.5ct lab-grown heart diamond

This 1.5ct 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 LG836620971 or 836620971. Listed at 20 retailers as of October 30, 2026, with prices from €266 to €2,444, a €2,178 spread on the same certified stone. Brilliant Earth lists it at €2,444. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836620971
Dimensions6.88 × 7.94 × 4.54 mm
L/W Ratio1.15
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
6.88 mm7.94 mm1.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836620971
Side View
Table 61.0%Crown 38.9°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 57.2%

Caratlytics Score

How it works →
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: €2,444 EUR|Low: €266 EUR|High: €2,802 EUR|Avg: €846 EUR|-12.8%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
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Retailer 12
Retailer 13
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Retailer 19
Retailer 20
November 1, 2026
Retailer 6€266 EUR
Retailer 8€298 EUR
Retailer 19€309 EUR
Retailer 4€330 EUR
Retailer 11€330 EUR
Retailer 13€350 EUR
Retailer 17€470 EUR
Retailer 9€541 EUR
Retailer 16€567 EUR
Retailer 2€586 EUR
Retailer 15€768 EUR
Retailer 18€853 EUR
Retailer 5€892 EUR
Retailer 12€1,062 EUR
Retailer 10€1,098 EUR
Retailer 7€1,104 EUR
Retailer 20€1,163 EUR
Retailer 14€1,330 EUR
Retailer 3€1,443 EUR
Brilliant Earth€2,444 EUR

32 data points across 20 retailers

20 retailers€266 EUR to €2,444 EUR

A
Cheapest Retailer
-
€266 EUR
$297 USD
A
Retailer 2
-
€298 EUR
$333 USD
View
Final sale: no returns
A
Retailer 3
-
€309 EUR
$345 USD
View
A
Retailer 4
-
€330 EUR
$369 USD
View
A
Retailer 5
-
€330 EUR
$369 USD
View
A
Retailer 6
-
€350 EUR
£308 GBP
View
A
Retailer 7
-
€470 EUR
$525 USD
View
A
Retailer 8
-
€541 EUR
$604 USD
View
A
Retailer 9
-
€567 EUR
ZAR 10,239 ZAR
View
A
Retailer 10
-
€586 EUR
£515 GBP
View
A
Retailer 11
-
€768 EUR
A$1,320 AUD
View
A
Retailer 12
-
€853 EUR
$953 USD
View
A
Retailer 13
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€892 EUR
$996 USD
View
B+
Retailer 14
-
€1,062 EUR
$1,186 USD
View
B+
Retailer 15
-
€1,098 EUR
SGD 1,658 SGD
View
B+
Retailer 16
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€1,104 EUR
$1,234 USD
View
B+
Retailer 17
-
€1,163 EUR
$1,299 USD
View
B+
Retailer 18
-
€1,330 EUR
£1,170 GBP
View
B+
Retailer 19
-
€1,443 EUR
$1,612 USD
View
Most Expensive
B
Brilliant Earth
21590037A · Oct 31
€2,444 EUR
$2,730 USD
View
19 more retailers have this diamond
Prices start from €266 EURSave up to €2,178 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
1.50ct Heart
€266 EUR