Heart|Lab Grown|IGI

0.51ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG840664463

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840664463

Diamond specifications and retailer prices

From £106 GBP
HK$1,100 HKD
As of October 24, 2026
13 retailers carry this diamond
Most expensive: £673 GBP at MOH London · As of October 15, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840664463 or 840664463. Listed at 13 retailers as of October 24, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.4°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840664463
Dimensions4.94 × 5.63 × 3.17 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.94 mm5.63 mm0.51 ctE / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840664463
Side View
Table 64.0%Crown 35.4°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 56.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 24
Current: £673 GBP|Low: £70 GBP|High: £674 GBP|Avg: £245 GBP|-0.1%
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
Retailer 16
October 15, 2026
Retailer 13£73 GBP
Retailer 14£81 GBP
Retailer 7£97 GBP
Retailer 16£106 GBP
Retailer 10£163 GBP
Retailer 9£166 GBP
Retailer 2£186 GBP
Retailer 15£226 GBP
Retailer 4£255 GBP
Retailer 5£258 GBP
Retailer 6£264 GBP
Retailer 3£291 GBP
Retailer 11£292 GBP
Retailer 8£336 GBP
Retailer 12£650 GBP
MOH London£673 GBP

13 data points across 16 retailers

13 retailers

A
Retailer 1
-
£73 GBP
$97 USD
Price last confirmed 21 days ago
A
Retailer 2
-
£97 GBP
$129 USD
View
Price last confirmed 26 days ago
A
Retailer 3
-
£106 GBP
HK$1,100 HKD
View
A
Retailer 4
-
£163 GBP
ZAR 3,496 ZAR
View
Price last confirmed 16 days ago
A
Retailer 5
-
£166 GBP
View
Price last confirmed 15 days ago
B+
Retailer 6
-
£186 GBP
$248 USD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
£226 GBP
View
Price last confirmed 15 days ago
B+
Retailer 8
-
£258 GBP
SGD 465 SGD
View
Price last confirmed 16 days ago
B
Retailer 9
-
£291 GBP
$388 USD
View
Price last confirmed 24 days ago
B
Retailer 10
-
£292 GBP
$389 USD
View
Price last confirmed 15 days ago
B
Retailer 11
-
£336 GBP
$447 USD
View
Price last confirmed 15 days ago
B
Retailer 12
-
£650 GBP
$866 USD
View
Price last confirmed 15 days ago
Most Expensive
B
MOH London
LG840664463 · Oct 15
£673 GBP
View
Price last confirmed 14 days ago
12 more retailers have this diamond
Prices start from £106 GBP

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
£106 GBP