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Heart|Lab Grown|IGI

1.25ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG847618815

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG847618815

Diamond specifications and retailer prices

From £289 GBP
€369 EUR
As of October 29, 2026
Save £506 GBP (64%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £795 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.25ct lab-grown heart diamond

This 1.25ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847618815 or 847618815. Listed at 8 retailers as of October 29, 2026, with prices from £289 to £795, a £506 spread on the same certified stone. MOH London lists it at £795. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847618815
Dimensions6.50 × 7.07 × 4.32 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.50 mm7.07 mm1.25 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847618815
Side View
Table 60.0%Crown 32°Girdle: THK-VTKPavilion 38.5°Culet: NoneDepth 61.1%

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: Oct 29
Current: £795 GBP|Low: £289 GBP|High: £795 GBP|Avg: £431 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 3£289 GBP
Retailer 5£298 GBP
Retailer 2£305 GBP
Retailer 6£340 GBP
Retailer 7£410 GBP
Retailer 4£550 GBP
Retailer 8£584 GBP
MOH London£795 GBP

10 data points across 8 retailers

8 retailers£289 GBP to £795 GBP

A
Cheapest Retailer
-
£289 GBP
€369 EUR
A
Retailer 2
-
£298 GBP
$399 USD
View
A
Retailer 3
-
£305 GBP
View
A
Retailer 4
-
£340 GBP
$456 USD
View
B+
Retailer 5
-
£410 GBP
$550 USD
View
B
Retailer 6
-
£550 GBP
A$1,133 AUD
View
B
Retailer 7
-
£584 GBP
$783 USD
View
Most Expensive
B
MOH London
LG847618815 · Oct 29
£795 GBP
View
7 more retailers have this diamond
Prices start from £289 GBPSave up to £506 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
1.25ct Heart
£289 GBP