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Heart|Lab Grown|IGI

1.24ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG849677477

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG849677477

Diamond specifications and retailer prices

From £129 GBP
As of November 4, 2026
Save £618 GBP (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £747 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 LG849677477 or 849677477. Listed at 13 retailers as of November 4, 2026, with prices from £129 to £747, a £618 spread on the same certified stone. MOH London lists it at £747. 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
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849677477
Dimensions6.77 × 7.48 × 4.40 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.77 mm7.48 mm1.24 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG849677477
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 58.8%

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: £747 GBP|Low: £129 GBP|High: £747 GBP|Avg: £361 GBP
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 8£129 GBP
Retailer 10£145 GBP
Retailer 13£150 GBP
Retailer 6£160 GBP
Retailer 2£190 GBP
Retailer 7£284 GBP
Retailer 12£285 GBP
Retailer 3£334 GBP
Retailer 9£516 GBP
Retailer 5£530 GBP
Retailer 11£545 GBP
Retailer 4£556 GBP
MOH London£747 GBP

4 data points across 13 retailers

13 retailers£129 GBP to £747 GBP

A
Cheapest Retailer
-
£129 GBP
A
Retailer 2
-
£145 GBP
View
Final sale: no returns
A
Retailer 3
-
£150 GBP
View
A
Retailer 4
-
£160 GBP
View
A
Retailer 5
-
£190 GBP
View
A
Retailer 6
-
£284 GBP
View
A
Retailer 7
-
£285 GBP
View
B+
Retailer 8
-
£334 GBP
View
B
Retailer 9
-
£516 GBP
View
B
Retailer 10
-
£530 GBP
View
B
Retailer 11
-
£545 GBP
View
B
Retailer 12
-
£556 GBP
View
Most Expensive
B
MOH London
LG849677477 · Nov 5
£747 GBP
View
12 more retailers have this diamond
Prices start from £129 GBPSave up to £618 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
£129 GBP