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Heart|Lab Grown|IGI

1.51ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG632448476

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG632448476

Diamond specifications and retailer prices

From €258 EUR
$288 USD
As of October 30, 2026
Save €2,034 EUR (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,291 EUR at Do Amore Diamonds · As of October 31, 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 LG632448476 or 632448476. Listed at 18 retailers as of October 30, 2026, with prices from €258 to €2,291, a €2,034 spread on the same certified stone. Do Amore Diamonds lists it at €2,291. 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 angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632448476
Dimensions8.01 × 7.15 × 4.68 mm
L/W Ratio1.12
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
8.01 mm7.15 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632448476
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 40.6°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 30
Current: €2,291 EUR|Low: €248 EUR|High: €2,291 EUR|Avg: €796 EUR
Do Amore Diamonds
Retailer 2
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
November 1, 2026
Retailer 14€258 EUR
Retailer 6€288 EUR
Retailer 3€299 EUR
Retailer 4€320 EUR
Retailer 15€320 EUR
Retailer 12€461 EUR
Retailer 11€607 EUR
Retailer 5€620 EUR
Retailer 2€630 EUR
Retailer 7€726 EUR
Retailer 10€823 EUR
Retailer 13€983 EUR
Retailer 16€1,135 EUR
Retailer 8€1,317 EUR
Retailer 9€1,422 EUR
Do Amore Diamonds€2,291 EUR

43 data points across 16 retailers

18 retailers€258 EUR to €2,291 EUR

A
Cheapest Retailer
-
€258 EUR
$288 USD
A
Retailer 2
-
€288 EUR
$322 USD
View
Final sale: no returns
A
Retailer 3
-
€299 EUR
$334 USD
View
A
Retailer 4
-
€320 EUR
$357 USD
View
Retailer 5
-
€320 EUR
$357 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€427 EUR
$477 USD
View
A
Retailer 7
-
€461 EUR
$515 USD
View
A
Retailer 8
-
€607 EUR
ZAR 10,948 ZAR
View
A
Retailer 9
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€620 EUR
$693 USD
View
A
Retailer 10
-
€630 EUR
£554 GBP
View
A
Retailer 11
-
€726 EUR
$811 USD
View
A
Retailer 12
-
€823 EUR
A$1,414 AUD
View
B+
Retailer 13
-
€983 EUR
$1,098 USD
View
B+
Retailer 14
-
€1,135 EUR
$1,268 USD
View
B+
Retailer 15
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€1,280 EUR
$1,430 USD
View
B+
Retailer 16
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€1,317 EUR
$1,471 USD
View
B+
Retailer 17
-
€1,422 EUR
£1,251 GBP
View
Most Expensive
B
Do Amore Diamonds
27-4403688BA · Oct 31
€2,291 EUR
$2,560 USD
View
17 more retailers have this diamond
Prices start from €258 EURSave up to €2,034 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
€258 EUR