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Heart|Lab Grown|IGI

1.51ct D VS2 Heart Lab Grown Diamond

ID • D/VS2 • IGI LG647456789

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG647456789

Diamond specifications and retailer prices

From €225 EUR
As of November 4, 2026
Save €983 EUR (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,207 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG647456789 or 647456789. Listed at 16 retailers as of November 4, 2026, with prices from €225 to €1,207, a €983 spread on the same certified stone. Brilliant Earth lists it at €1,207. 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
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647456789
Dimensions6.97 × 8.23 × 4.71 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.97 mm8.23 mm1.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647456789
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 39.1°Culet: NoneDepth 57.2%

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: €1,207 EUR|Low: €225 EUR|High: €1,358 EUR|Avg: €644 EUR|-11.1%
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 14€225 EUR
Retailer 3€261 EUR
Retailer 16€279 EUR
Retailer 17€279 EUR
Retailer 13€312 EUR
Retailer 11€422 EUR
Retailer 7€466 EUR
Retailer 9€467 EUR
Retailer 2€523 EUR
Retailer 5€580 EUR
Retailer 12€857 EUR
Retailer 15€896 EUR
Retailer 8€942 EUR
Retailer 4€1,027 EUR
Retailer 6€1,097 EUR
Retailer 10€1,115 EUR
Brilliant Earth€1,207 EUR

40 data points across 17 retailers

16 retailers€225 EUR to €1,207 EUR

A
Cheapest Retailer
-
€225 EUR
A
Retailer 2
-
€261 EUR
View
A
Retailer 3
-
€279 EUR
View
Retailer 4
-
€279 EUR
View
Price last confirmed 11 days ago
A
Retailer 5
-
€422 EUR
View
A
Retailer 6
-
€466 EUR
View
B+
Retailer 7
-
€467 EUR
View
B+
Retailer 8
-
€523 EUR
View
B+
Retailer 9
-
€580 EUR
View
B
Retailer 10
-
€857 EUR
View
B
Retailer 11
-
€896 EUR
View
Retailer 12
-
€942 EUR
View
Price last confirmed 18 days ago
B
Retailer 13
-
€1,027 EUR
View
B
Retailer 14
-
€1,097 EUR
View
B
Retailer 15
-
€1,115 EUR
View
Most Expensive
B
Brilliant Earth
11429311A · Nov 4
€1,207 EUR
$1,360 USD
View
15 more retailers have this diamond
Prices start from €225 EURSave up to €983 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
€225 EUR