Heart|Lab Grown|IGI

0.51ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG818657671

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818657671

Diamond specifications and retailer prices

From €232 EUR
$259 USD
As of October 25, 2026
Save €465 EUR (67%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,016 EUR at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 0.51ct lab-grown heart diamond

This 0.51ct lab-grown heart sits in the half to three-quarter carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818657671 or 818657671. Listed at 17 retailers as of October 25, 2026, with a 201% 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

0.51
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818657671
Dimensions5.02 × 5.54 × 3.11 mm
L/W Ratio1.10
Girdle conditionFaceted
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
5.02 mm5.54 mm0.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818657671
Side View
Table 60.0%Crown 39.4°Girdle: MED-STKPavilion 36.2°Culet: NoneDepth 56.1%

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: Oct 25
Current: €352 EUR|Low: €182 EUR|High: €1,016 EUR|Avg: €493 EUR|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
October 26, 2026
Retailer 2€182 EUR
Retailer 9€232 EUR
Retailer 10€285 EUR
Retailer 5€345 EUR
Retailer 1€352 EUR
Retailer 6€359 EUR
Retailer 11€422 EUR
Retailer 4€515 EUR
Retailer 7€685 EUR
Retailer 3€697 EUR
Retailer 8€955 EUR
Reve Diamonds€1,016 EUR

27 data points across 12 retailers

17 retailers€232 EUR to €697 EUR

Retailer 1
-
€163 EUR
$182 USD
Price last confirmed 24 days ago
Retailer 2
-
€189 EUR
$211 USD
View
Price last confirmed 34 days ago
Retailer 3
-
€199 EUR
$222 USD
View
Price last confirmed 38 days ago
Retailer 4
-
€201 EUR
$225 USD
View
Price last confirmed 21 days ago
Retailer 5
-
€201 EUR
$225 USD
View
Price last confirmed 30 days ago
A
Retailer 6
-
€232 EUR
$259 USD
View
B+
Retailer 7
-
€285 EUR
$318 USD
View
Retailer 8
-
€345 EUR
View
Price last confirmed 9 days ago
B+
Retailer 9
-
€352 EUR
£310 GBP
View
Retailer 10
-
€359 EUR
ZAR 6,479 ZAR
View
Price last confirmed 10 days ago
Retailer 11
-
€422 EUR
$472 USD
View
Price last confirmed 9 days ago
Retailer 12
-
€515 EUR
A$886 AUD
View
Price last confirmed 9 days ago
Retailer 13
-
€649 EUR
$725 USD
View
Price last confirmed 32 days ago
B
Retailer 14
-
€685 EUR
$765 USD
View
B
Retailer 15
-
€697 EUR
$779 USD
View
Retailer 16
-
€955 EUR
£840 GBP
View
Price last confirmed 22 days ago
Most Expensive
Reve Diamonds
2D1958733 · Oct 25
€1,016 EUR
$1,135 USD
View
Price last confirmed 8 days ago
16 more retailers have this diamond
Prices start from €232 EURSave up to €465 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
0.51ct Heart
€232 EUR