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Heart|Lab Grown|IGI

1.51ct F IF Heart Lab Grown Diamond

ID • F/IF • IGI LG506192604

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG506192604

Diamond specifications and retailer prices

From €260 EUR
As of November 6, 2026
Save €2,042 EUR (89%) vs most expensive(unlock to see where)
34 retailers carry this diamond
Most expensive: €2,302 EUR at Do Amore Diamonds · As of November 6, 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG506192604 or 506192604. Listed at 34 retailers as of November 6, 2026, with prices from €260 to €2,302, a €2,042 spread on the same certified stone. Do Amore Diamonds lists it at €2,302. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506192604
Dimensions6.86 × 8.00 × 4.73 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
6.86 mm8.00 mm1.51 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506192604
Side View
Table 60.5%Crown 33.4°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 59.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €2,302 EUR|Low: €260 EUR|High: €2,992 EUR|Avg: €1,095 EUR
Do Amore Diamonds
Retailer 2
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Retailer 20
November 6, 2026
Retailer 3€260 EUR
Retailer 6€311 EUR
Retailer 15€461 EUR
Retailer 10€469 EUR
Retailer 4€502 EUR
Retailer 8€554 EUR
Retailer 16€612 EUR
Retailer 2€627 EUR
Retailer 5€702 EUR
Retailer 9€803 EUR
Retailer 14€833 EUR
Retailer 20€988 EUR
Retailer 19€1,157 EUR
Retailer 7€1,236 EUR
Retailer 11€1,286 EUR
Retailer 12€1,375 EUR
Retailer 13€1,418 EUR
Retailer 18€1,782 EUR
Retailer 17€1,953 EUR
Do Amore Diamonds€2,302 EUR

44 data points across 20 retailers

34 retailers€260 EUR to €2,302 EUR

A
Cheapest Retailer
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€260 EUR
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Retailer 2
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€260 EUR
View
Retailer 3
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€260 EUR
View
Price last confirmed 30 days ago
Retailer 4
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€260 EUR
View
Price last confirmed 27 days ago
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Retailer 5
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€301 EUR
View
A
Retailer 6
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€311 EUR
View
Final sale: no returns
Retailer 7
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€322 EUR
View
Price last confirmed 28 days ago
Retailer 8
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€322 EUR
View
Price last confirmed 35 days ago
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Retailer 9
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€461 EUR
View
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Retailer 10
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€469 EUR
View
A
Retailer 11
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€502 EUR
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Retailer 12
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€548 EUR
View
Price last confirmed 38 days ago
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Retailer 13
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€554 EUR
View
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Retailer 14
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€612 EUR
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Retailer 15
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€614 EUR
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Price last confirmed 39 days ago
Retailer 16
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€626 EUR
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Price last confirmed 23 days ago
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Retailer 17
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€627 EUR
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Retailer 18
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€671 EUR
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Price last confirmed 41 days ago
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Retailer 19
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€702 EUR
View
A
Retailer 20
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€803 EUR
View
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Retailer 21
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€833 EUR
View
B+
Retailer 22
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€988 EUR
View
Retailer 23
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€1,141 EUR
View
Price last confirmed 28 days ago
B+
Retailer 24
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€1,141 EUR
View
B+
Retailer 25
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€1,141 EUR
View
B+
Retailer 26
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€1,157 EUR
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B+
Retailer 27
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€1,236 EUR
View
B+
Retailer 28
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€1,286 EUR
View
B+
Retailer 29
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€1,375 EUR
View
B+
Retailer 30
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€1,418 EUR
View
B
Retailer 31
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€1,782 EUR
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B
Retailer 32
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€1,953 EUR
View
Retailer 33
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€1,973 EUR
View
Price last confirmed 38 days ago
Most Expensive
B
Do Amore Diamonds
27-A9AF4A36A · Nov 6
€2,302 EUR
$2,570 USD
View
33 more retailers have this diamond
Prices start from €260 EURSave up to €2,042 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
€260 EUR