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Heart|Lab Grown|IGI

1.24ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG777603963

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG777603963

Diamond specifications and retailer prices

From £143 GBP
As of November 4, 2026
Save £686 GBP (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £829 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.24ct lab-grown heart diamond

This 1.24ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG777603963 or 777603963. Listed at 13 retailers as of November 4, 2026, with prices from £143 to £829, a £686 spread on the same certified stone. MOH London lists it at £829. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777603963
Dimensions6.88 × 7.56 × 4.40 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.88 mm7.56 mm1.24 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777603963
Side View
Table 56.0%Crown 36.4°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 58.2%

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: Nov 4
Current: £829 GBP|Low: £130 GBP|High: £842 GBP|Avg: £404 GBP|+5.6%
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
November 5, 2026
Retailer 3£143 GBP
Retailer 9£166 GBP
Retailer 13£178 GBP
Retailer 12£310 GBP
Retailer 2£324 GBP
Retailer 7£328 GBP
Retailer 10£340 GBP
Retailer 6£433 GBP
Retailer 8£515 GBP
Retailer 4£572 GBP
Retailer 5£580 GBP
Retailer 11£616 GBP
MOH London£829 GBP

46 data points across 13 retailers

13 retailers£143 GBP to £829 GBP

A
Cheapest Retailer
-
£143 GBP
A
Retailer 2
-
£166 GBP
View
A
Retailer 3
-
£178 GBP
View
B+
Retailer 4
-
£310 GBP
View
B+
Retailer 5
-
£324 GBP
View
B+
Retailer 6
-
£328 GBP
View
B+
Retailer 7
-
£340 GBP
View
B+
Retailer 8
-
£433 GBP
View
Retailer 9
-
£515 GBP
View
Price last confirmed 9 days ago
B
Retailer 10
-
£572 GBP
View
B
Retailer 11
-
£580 GBP
View
B
Retailer 12
-
£616 GBP
View
Most Expensive
B
MOH London
LG777603963 · Nov 5
£829 GBP
View
12 more retailers have this diamond
Prices start from £143 GBPSave up to £686 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
1.24ct Heart
£143 GBP