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Heart|Lab Grown|IGI

0.51ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG823695956

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG823695956

Diamond specifications and retailer prices

From £72 GBP
$97 USD
As of November 2, 2026
Save £588 GBP (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £661 GBP at MOH London · As of November 2, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823695956 or 823695956. Listed at 13 retailers as of November 2, 2026, with prices from £72 to £661, a £588 spread on the same certified stone. MOH London lists it at £661. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.3°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823695956
Dimensions5.39 × 4.65 × 3.39 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.39 mm4.65 mm0.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG823695956
Side View
Table 58.0%Crown 33.3°Girdle: STK-THKPavilion 41.9°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
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 2
Current: £661 GBP|Low: £72 GBP|High: £690 GBP|Avg: £235 GBP|-3.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 4£72 GBP
Retailer 8£84 GBP
Retailer 7£95 GBP
Retailer 12£95 GBP
Retailer 5£163 GBP
Retailer 2£171 GBP
Retailer 9£185 GBP
Retailer 6£217 GBP
Retailer 10£289 GBP
Retailer 3£323 GBP
Retailer 11£333 GBP
MOH London£661 GBP

44 data points across 12 retailers

13 retailers£72 GBP to £661 GBP

A
Cheapest Retailer
-
£72 GBP
$97 USD
A
Retailer 2
-
£84 GBP
$113 USD
View
A
Retailer 3
-
£95 GBP
$128 USD
View
Retailer 4
-
£95 GBP
$128 USD
View
Price last confirmed 9 days ago
Retailer 5
-
£98 GBP
$132 USD
View
Price last confirmed 39 days ago
A
Retailer 6
-
£163 GBP
ZAR 3,541 ZAR
View
B+
Retailer 7
-
£171 GBP
View
B+
Retailer 8
-
£185 GBP
$248 USD
View
B+
Retailer 9
-
£217 GBP
View
B
Retailer 10
-
£289 GBP
$388 USD
View
B
Retailer 11
-
£323 GBP
$433 USD
View
B
Retailer 12
-
£333 GBP
$447 USD
View
Most Expensive
B
MOH London
LG823695956 · Nov 2
£661 GBP
View
12 more retailers have this diamond
Prices start from £72 GBPSave up to £588 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
£72 GBP