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Heart|Lab Grown|IGI

1.29ct G VVS1 Heart Lab Grown Diamond

ID • G/VVS1 • IGI LG662482872

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG662482872

Diamond specifications and retailer prices

From £166 GBP
As of November 4, 2026
Save £657 GBP (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £823 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.29ct lab-grown heart diamond

This 1.29ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG662482872 or 662482872. Listed at 18 retailers as of November 2, 2026, with prices from £166 to £823, a £657 spread on the same certified stone. MOH London lists it at £823. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662482872
Dimensions7.72 × 6.58 × 4.41 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.72 mm6.58 mm1.29 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662482872
Side View
Table 63.0%Crown 32.5°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 57.1%

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 4
Current: £823 GBP|Low: £159 GBP|High: £1,114 GBP|Avg: £426 GBP|-1.0%
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
November 5, 2026
Retailer 11£166 GBP
Retailer 14£192 GBP
Retailer 6£199 GBP
Retailer 3£205 GBP
Retailer 12£205 GBP
Retailer 5£276 GBP
Retailer 8£354 GBP
Retailer 2£378 GBP
Retailer 4£443 GBP
Retailer 7£502 GBP
Retailer 9£504 GBP
Retailer 13£660 GBP
Retailer 10£758 GBP
MOH London£823 GBP

46 data points across 14 retailers

18 retailers£166 GBP to £823 GBP

A
Cheapest Retailer
-
£166 GBP
A
Retailer 2
-
£192 GBP
View
A
Retailer 3
-
£199 GBP
View
Final sale: no returns
A
Retailer 4
-
£205 GBP
View
Retailer 5
-
£205 GBP
View
Price last confirmed 11 days ago
B+
Retailer 6
-
£276 GBP
View
A
Retailer 7
-
£354 GBP
View
B+
Retailer 8
-
£378 GBP
View
B+
Retailer 9
-
£443 GBP
View
B+
Retailer 10
-
£472 GBP
View
B+
Retailer 11
-
£502 GBP
View
B+
Retailer 12
-
£504 GBP
View
Retailer 13
-
£535 GBP
View
Price last confirmed 10 days ago
B
Retailer 14
-
£660 GBP
View
B
Retailer 15
-
£698 GBP
View
B
Retailer 16
-
£707 GBP
View
B
Retailer 17
-
£758 GBP
View
Most Expensive
B
MOH London
LG662482872 · Nov 2
£823 GBP
View
17 more retailers have this diamond
Prices start from £166 GBPSave up to £657 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
1.29ct Heart
£166 GBP