Heart|Lab Grown|IGI

1.51ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG847664909

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847664909

Diamond specifications and retailer prices

From €195 EUR
$218 USD
As of October 30, 2026
Save €924 EUR (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,817 EUR at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847664909 or 847664909. Listed at 23 retailers as of October 30, 2026, with a 473% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847664909
Dimensions7.23 × 7.92 × 4.52 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.23 mm7.92 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847664909
Side View
Table 68.0%Crown 35°Girdle: STK-THKPavilion 39.4°Culet: NoneDepth 57.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,817 EUR|Low: €195 EUR|High: €1,817 EUR|Avg: €650 EUR
Brilliant Earth
Retailer 2
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Retailer 23
October 31, 2026
Retailer 17€195 EUR
Retailer 7€218 EUR
Retailer 4€242 EUR
Retailer 16€261 EUR
Retailer 15€280 EUR
Retailer 21€283 EUR
Retailer 19€324 EUR
Retailer 12€425 EUR
Retailer 22€447 EUR
Retailer 23€456 EUR
Retailer 5€464 EUR
Retailer 10€481 EUR
Retailer 13€536 EUR
Retailer 2€626 EUR
Retailer 11€652 EUR
Retailer 6€729 EUR
Retailer 9€776 EUR
Retailer 3€824 EUR
Retailer 18€879 EUR
Retailer 14€883 EUR
Retailer 8€973 EUR
Retailer 20€1,119 EUR
Brilliant Earth€1,817 EUR

11 data points across 23 retailers

23 retailers€195 EUR to €1,119 EUR

A
Cheapest Retailer
-
€195 EUR
$218 USD
A
Retailer 2
-
€218 EUR
$244 USD
View
Final sale: no returns
A
Retailer 3
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€242 EUR
$270 USD
View
A
Retailer 4
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€261 EUR
$292 USD
View
A
Retailer 5
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€280 EUR
$313 USD
View
A
Retailer 6
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€283 EUR
£249 GBP
View
B+
Retailer 7
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€324 EUR
$362 USD
View
A
Retailer 8
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€425 EUR
$475 USD
View
A
Retailer 9
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€447 EUR
£393 GBP
View
A
Retailer 10
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€456 EUR
$509 USD
View
A
Retailer 11
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€464 EUR
View
B+
Retailer 12
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€481 EUR
ZAR 8,675 ZAR
View
B+
Retailer 13
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€536 EUR
$599 USD
View
B+
Retailer 14
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€626 EUR
$699 USD
View
B+
Retailer 15
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€652 EUR
A$1,121 AUD
View
B+
Retailer 16
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€729 EUR
$814 USD
View
B+
Retailer 17
-
€776 EUR
$867 USD
View
B+
Retailer 18
-
€824 EUR
$920 USD
View
B+
Retailer 19
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€879 EUR
$982 USD
View
B
Retailer 20
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€883 EUR
A$1,518 AUD
View
B
Retailer 21
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€973 EUR
£856 GBP
View
B
Retailer 22
-
€1,119 EUR
$1,250 USD
View
Most Expensive
Brilliant Earth
22239045A · Oct 23
€1,817 EUR
$2,030 USD
View
Price last confirmed 9 days ago
22 more retailers have this diamond
Prices start from €195 EURSave up to €924 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
€195 EUR