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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 €259 EUR
$290 USD
As of November 2, 2026
Save €2,033 EUR (89%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: €2,291 EUR at Do Amore Diamonds · As of November 2, 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 31 retailers as of November 2, 2026, with prices from €259 to €2,291, a €2,033 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
F
Color
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 2
Current: €2,291 EUR|Low: €259 EUR|High: €2,979 EUR|Avg: €1,097 EUR
Do Amore Diamonds
Retailer 2
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Retailer 20
November 2, 2026
Retailer 3€259 EUR
Retailer 6€309 EUR
Retailer 20€455 EUR
Retailer 10€468 EUR
Retailer 4€499 EUR
Retailer 8€552 EUR
Retailer 13€609 EUR
Retailer 2€631 EUR
Retailer 5€699 EUR
Retailer 9€800 EUR
Retailer 18€824 EUR
Retailer 19€983 EUR
Retailer 17€1,152 EUR
Retailer 7€1,230 EUR
Retailer 11€1,280 EUR
Retailer 12€1,369 EUR
Retailer 14€1,415 EUR
Retailer 16€1,774 EUR
Retailer 15€1,944 EUR
Do Amore Diamonds€2,291 EUR

43 data points across 20 retailers

31 retailers€259 EUR to €2,291 EUR

A
Cheapest Retailer
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€259 EUR
$290 USD
Retailer 2
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€259 EUR
$290 USD
View
Price last confirmed 25 days ago
Retailer 3
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€259 EUR
$290 USD
View
Price last confirmed 22 days ago
A
Retailer 4
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€309 EUR
$347 USD
View
Final sale: no returns
Retailer 5
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€320 EUR
$359 USD
View
Price last confirmed 23 days ago
Retailer 6
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€320 EUR
$359 USD
View
Price last confirmed 30 days ago
A
Retailer 7
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€455 EUR
$510 USD
View
A
Retailer 8
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€468 EUR
HK$4,100 HKD
View
A
Retailer 9
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€499 EUR
$560 USD
View
Retailer 10
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€546 EUR
$612 USD
View
Price last confirmed 33 days ago
A
Retailer 11
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€552 EUR
$619 USD
View
A
Retailer 12
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€609 EUR
ZAR 11,040 ZAR
View
Retailer 13
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€611 EUR
$685 USD
View
Price last confirmed 34 days ago
Retailer 14
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€623 EUR
£550 GBP
View
Price last confirmed 18 days ago
A
Retailer 15
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€631 EUR
£557 GBP
View
Retailer 16
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€668 EUR
$749 USD
View
Price last confirmed 36 days ago
A
Retailer 17
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€699 EUR
$784 USD
View
A
Retailer 18
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€800 EUR
$897 USD
View
A
Retailer 19
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€824 EUR
A$1,421 AUD
View
B+
Retailer 20
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€983 EUR
$1,103 USD
View
Retailer 21
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€1,136 EUR
$1,274 USD
View
Price last confirmed 23 days ago
B+
Retailer 22
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€1,136 EUR
$1,274 USD
View
B+
Retailer 23
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€1,152 EUR
A$1,988 AUD
View
B+
Retailer 24
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€1,230 EUR
$1,380 USD
View
B+
Retailer 25
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€1,280 EUR
$1,436 USD
View
B+
Retailer 26
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€1,369 EUR
SGD 2,075 SGD
View
B+
Retailer 27
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€1,415 EUR
£1,250 GBP
View
B
Retailer 28
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€1,774 EUR
$1,990 USD
View
B
Retailer 29
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€1,944 EUR
A$3,355 AUD
View
Retailer 30
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€1,964 EUR
$2,203 USD
View
Price last confirmed 33 days ago
Most Expensive
B
Do Amore Diamonds
27-A9AF4A36A · Nov 2
€2,291 EUR
$2,570 USD
View
30 more retailers have this diamond
Prices start from €259 EURSave up to €2,033 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
€259 EUR