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Heart|Lab Grown|IGI

1.51ct H VVS1 Heart Lab Grown Diamond

ID • H/VVS1 • IGI LG628488245

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG628488245

Diamond specifications and retailer prices

From €217 EUR
As of November 4, 2026
Save €959 EUR (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,176 EUR at Brilliant Earth · As of November 4, 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 H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG628488245 or 628488245. Listed at 23 retailers as of November 4, 2026, with prices from €217 to €1,176, a €959 spread on the same certified stone. Brilliant Earth lists it at €1,176. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628488245
Dimensions6.83 × 8.07 × 4.70 mm
L/W Ratio1.18
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 mm8.07 mm1.51 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628488245
Side View
Table 59.0%Crown 36.9°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 58.2%

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: Nov 4
Current: €1,176 EUR|Low: €173 EUR|High: €1,550 EUR|Avg: €660 EUR|-24.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 5, 2026
Retailer 12€217 EUR
Retailer 14€251 EUR
Retailer 9€319 EUR
Retailer 13€381 EUR
Retailer 3€441 EUR
Retailer 7€454 EUR
Retailer 10€464 EUR
Retailer 15€492 EUR
Retailer 16€505 EUR
Retailer 17€592 EUR
Retailer 6€722 EUR
Retailer 11€869 EUR
Retailer 5€911 EUR
Retailer 8€911 EUR
Retailer 4€1,066 EUR
Retailer 2€1,075 EUR
Brilliant Earth€1,176 EUR

24 data points across 17 retailers

23 retailers€217 EUR to €1,176 EUR

A
Cheapest Retailer
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€217 EUR
Retailer 2
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€217 EUR
View
Price last confirmed 36 days ago
Retailer 3
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€217 EUR
View
Price last confirmed 28 days ago
Retailer 4
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€217 EUR
View
Price last confirmed 25 days ago
A
Retailer 5
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€251 EUR
View
Final sale: no returns
Retailer 6
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€252 EUR
View
Price last confirmed 37 days ago
Retailer 7
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€266 EUR
View
Price last confirmed 39 days ago
Retailer 8
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€269 EUR
View
Price last confirmed 26 days ago
Retailer 9
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€269 EUR
View
Price last confirmed 33 days ago
A
Retailer 10
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€319 EUR
View
B+
Retailer 11
-
€381 EUR
View
B+
Retailer 12
-
€464 EUR
View
B+
Retailer 13
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€492 EUR
View
B+
Retailer 14
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€505 EUR
View
B+
Retailer 15
-
€592 EUR
View
Retailer 16
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€865 EUR
View
Price last confirmed 26 days ago
B
Retailer 17
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€865 EUR
View
Retailer 18
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€865 EUR
View
Price last confirmed 36 days ago
B
Retailer 19
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€869 EUR
View
B
Retailer 20
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€911 EUR
View
B
Retailer 21
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€911 EUR
View
B
Retailer 22
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€1,075 EUR
View
Most Expensive
B
Brilliant Earth
9949780A · Nov 4
€1,176 EUR
$1,320 USD
View
22 more retailers have this diamond
Prices start from €217 EURSave up to €959 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
€217 EUR