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Heart|Lab Grown|IGI

1.51ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG769629117

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG769629117

Diamond specifications and retailer prices

From €344 EUR
$384 USD
As of October 30, 2026
Save €2,709 EUR (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €3,052 EUR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown heart diamond

This 1.51ct 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 LG769629117 or 769629117. Listed at 21 retailers as of October 30, 2026, with prices from €344 to €3,052, a €2,709 spread on the same certified stone. Do Amore Diamonds lists it at €3,052. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG769629117
Dimensions6.83 × 7.86 × 4.69 mm
L/W Ratio1.15
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
6.83 mm7.86 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG769629117
Side View
Table 58.0%Crown 38.3°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 59.7%

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: €3,052 EUR|Low: €329 EUR|High: €3,052 EUR|Avg: €1,051 EUR
Do Amore Diamonds
Retailer 2
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Retailer 21
November 1, 2026
Retailer 21€344 EUR
Retailer 9€383 EUR
Retailer 20€385 EUR
Retailer 3€426 EUR
Retailer 6€426 EUR
Retailer 17€559 EUR
Retailer 18€584 EUR
Retailer 4€644 EUR
Retailer 11€678 EUR
Retailer 8€723 EUR
Retailer 2€774 EUR
Retailer 16€807 EUR
Retailer 13€1,094 EUR
Retailer 19€1,194 EUR
Retailer 12€1,510 EUR
Retailer 5€1,585 EUR
Retailer 7€1,592 EUR
Retailer 14€1,646 EUR
Retailer 10€1,676 EUR
Retailer 15€1,735 EUR
Do Amore Diamonds€3,052 EUR

43 data points across 21 retailers

21 retailers€344 EUR to €3,052 EUR

A
Cheapest Retailer
-
€344 EUR
$384 USD
A
Retailer 2
-
€383 EUR
$428 USD
View
Final sale: no returns
A
Retailer 3
-
€385 EUR
$430 USD
View
A
Retailer 4
-
€426 EUR
$476 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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€426 EUR
$476 USD
View
A
Retailer 6
-
€559 EUR
$625 USD
View
A
Retailer 7
-
€584 EUR
HK$5,100 HKD
View
A
Retailer 8
-
€644 EUR
$720 USD
View
A
Retailer 9
-
€678 EUR
$757 USD
View
A
Retailer 10
-
€723 EUR
$808 USD
View
A
Retailer 11
-
€774 EUR
£681 GBP
View
A
Retailer 12
-
€807 EUR
ZAR 14,573 ZAR
View
B+
Retailer 13
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€1,094 EUR
A$1,881 AUD
View
B+
Retailer 14
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€1,194 EUR
$1,334 USD
View
B+
Retailer 15
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€1,510 EUR
$1,687 USD
View
B+
Retailer 16
-
€1,585 EUR
$1,771 USD
View
B+
Retailer 17
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€1,592 EUR
$1,779 USD
View
B+
Retailer 18
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€1,646 EUR
$1,839 USD
View
B+
Retailer 19
-
€1,676 EUR
SGD 2,530 SGD
View
B+
Retailer 20
-
€1,735 EUR
£1,526 GBP
View
Most Expensive
B
Do Amore Diamonds
27-F25455095 · Nov 1
€3,052 EUR
$3,410 USD
View
20 more retailers have this diamond
Prices start from €344 EURSave up to €2,709 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
1.51ct Heart
€344 EUR