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Heart|Lab Grown|IGI

0.51ct G VVS2 Heart Lab Grown Diamond

ID • G/VVS2 • IGI LG726578607

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG726578607

Diamond specifications and retailer prices

From €114 EUR
$127 USD
As of October 30, 2026
Save €389 EUR (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,173 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 0.51ct lab-grown heart diamond

This 0.51ct lab-grown heart sits in the half to three-quarter carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG726578607 or 726578607. Listed at 19 retailers as of October 30, 2026, with a 342% 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
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.1°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726578607
Dimensions5.46 × 5.12 × 3.19 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.46 mm5.12 mm0.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG726578607
Side View
Table 58.0%Crown 33.1°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 58.4%

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: €1,173 EUR|Low: €109 EUR|High: €1,187 EUR|Avg: €316 EUR|-1.1%
MOH London
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
November 1, 2026
Retailer 13€114 EUR
Retailer 6€127 EUR
Retailer 4€132 EUR
Retailer 5€141 EUR
Retailer 15€141 EUR
Retailer 14€199 EUR
Retailer 8€232 EUR
Retailer 9€249 EUR
Retailer 2€255 EUR
Retailer 10€295 EUR
Retailer 11€339 EUR
Retailer 7€411 EUR
Retailer 3€452 EUR
Retailer 12€477 EUR
MOH London€1,173 EUR

44 data points across 15 retailers

19 retailers€114 EUR to €502 EUR

A
Cheapest Retailer
-
€114 EUR
$127 USD
A
Retailer 2
-
€127 EUR
$142 USD
View
Final sale: no returns
A
Retailer 3
-
€132 EUR
$147 USD
View
A
Retailer 4
-
€141 EUR
$157 USD
View
Retailer 5
-
€141 EUR
$157 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€199 EUR
$222 USD
View
B+
Retailer 7
-
€232 EUR
£204 GBP
View
B+
Retailer 8
-
€249 EUR
View
B+
Retailer 9
-
€255 EUR
ZAR 4,607 ZAR
View
B+
Retailer 10
-
€295 EUR
$330 USD
View
Retailer 11
-
€311 EUR
$347 USD
View
Price last confirmed 17 days ago
B+
Retailer 12
-
€339 EUR
£298 GBP
View
B
Retailer 13
-
€390 EUR
SGD 589 SGD
View
B
Retailer 14
-
€411 EUR
$459 USD
View
B
Retailer 15
-
€439 EUR
$491 USD
View
B
Retailer 16
-
€452 EUR
$505 USD
View
B
Retailer 17
-
€477 EUR
$533 USD
View
B
Retailer 18
-
€502 EUR
$561 USD
View
Most Expensive
MOH London
LG726578607 · Nov 1
€1,173 EUR
£1,032 GBP
View
Price under review
18 more retailers have this diamond
Prices start from €114 EURSave up to €389 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
€114 EUR