Heart|Lab Grown|IGI

1.53ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG831604015

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831604015

Diamond specifications and retailer prices

From €742 EUR
$829 USD
As of October 31, 2026
Save €3,214 EUR (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €3,956 EUR at Brilliant Earth · As of October 31, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831604015 or 831604015. Listed at 22 retailers as of October 31, 2026, with prices from €742 to €3,956, a €3,214 spread on the same certified stone. Brilliant Earth lists it at €3,956. 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
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604015
Dimensions7.02 × 8.06 × 4.71 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
7.02 mm8.06 mm1.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604015
Side View
Table 58.0%Crown 35.1°Girdle: MED-THKPavilion 40°Culet: NoneDepth 58.4%

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: Oct 31
Current: €3,956 EUR|Low: €742 EUR|High: €4,413 EUR|Avg: €2,035 EUR|-10.2%
Brilliant Earth
Retailer 2
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Retailer 21
November 1, 2026
Retailer 5€742 EUR
Retailer 17€770 EUR
Retailer 16€870 EUR
Retailer 8€894 EUR
Retailer 14€934 EUR
Retailer 20€983 EUR
Retailer 11€1,017 EUR
Retailer 4€1,059 EUR
Retailer 13€1,117 EUR
Retailer 12€1,155 EUR
Retailer 19€1,235 EUR
Retailer 9€1,992 EUR
Retailer 10€2,027 EUR
Retailer 18€2,163 EUR
Retailer 21€2,497 EUR
Retailer 6€2,587 EUR
Retailer 15€2,614 EUR
Retailer 3€2,653 EUR
Retailer 7€2,748 EUR
Retailer 2€3,022 EUR
Brilliant Earth€3,956 EUR

30 data points across 21 retailers

22 retailers€742 EUR to €3,956 EUR

A
Cheapest Retailer
-
€742 EUR
$829 USD
Final sale: no returns
A
Retailer 2
-
€770 EUR
$860 USD
View
A
Retailer 3
-
€870 EUR
£765 GBP
View
A
Retailer 4
-
€894 EUR
HK$7,800 HKD
View
A
Retailer 5
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€934 EUR
$1,044 USD
View
A
Retailer 6
-
€983 EUR
$1,098 USD
View
A
Retailer 7
-
€1,017 EUR
$1,136 USD
View
B+
Retailer 8
-
€1,059 EUR
$1,183 USD
View
Retailer 9
-
€1,084 EUR
$1,211 USD
View
Price last confirmed 15 days ago
B+
Retailer 10
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€1,117 EUR
$1,248 USD
View
B+
Retailer 11
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€1,155 EUR
$1,290 USD
View
B+
Retailer 12
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€1,235 EUR
£1,087 GBP
View
B+
Retailer 13
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€1,992 EUR
ZAR 35,960 ZAR
View
B
Retailer 14
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€2,027 EUR
$2,265 USD
View
B
Retailer 15
-
€2,163 EUR
$2,417 USD
View
B+
Retailer 16
-
€2,497 EUR
$2,790 USD
View
B
Retailer 17
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€2,587 EUR
SGD 3,906 SGD
View
B
Retailer 18
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€2,614 EUR
$2,920 USD
View
B
Retailer 19
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€2,653 EUR
$2,964 USD
View
B
Retailer 20
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€2,748 EUR
$3,070 USD
View
B
Retailer 21
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€3,022 EUR
£2,658 GBP
View
Most Expensive
B
Brilliant Earth
21605102A · Oct 31
€3,956 EUR
$4,420 USD
View
21 more retailers have this diamond
Prices start from €742 EURSave up to €3,214 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
€742 EUR